./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d6528b7cc69fe4ab1ae178e84639571fa28bd084493b226ea467e9ac1e22d5f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:24:06,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:24:06,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:24:06,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:24:06,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:24:06,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:24:06,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:24:06,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:24:06,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:24:06,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:24:06,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:24:06,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:24:06,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:24:06,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:24:06,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:24:06,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:24:06,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:24:06,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:24:06,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:24:06,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:24:06,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:24:06,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:24:06,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:24:06,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:24:06,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:24:06,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:24:06,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:24:06,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:24:06,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:24:06,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:24:06,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:24:06,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:24:06,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:24:06,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:24:06,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:24:06,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:24:06,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:24:06,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:24:06,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:24:06,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:24:06,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:24:06,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 05:24:06,768 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:24:06,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:24:06,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:24:06,770 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:24:06,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:24:06,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:24:06,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:24:06,772 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:24:06,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:24:06,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:24:06,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:24:06,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:24:06,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:24:06,775 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:24:06,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:24:06,775 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:24:06,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:24:06,776 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:24:06,776 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:24:06,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:24:06,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:24:06,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:24:06,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:24:06,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:24:06,778 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:24:06,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:24:06,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:24:06,778 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_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d6528b7cc69fe4ab1ae178e84639571fa28bd084493b226ea467e9ac1e22d5f [2021-11-21 05:24:07,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:24:07,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:24:07,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:24:07,056 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:24:07,057 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:24:07,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c [2021-11-21 05:24:07,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/data/700f0b791/171c945406b74b7cb31803285fdc1865/FLAG86e595eab [2021-11-21 05:24:07,634 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:24:07,635 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c [2021-11-21 05:24:07,646 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/data/700f0b791/171c945406b74b7cb31803285fdc1865/FLAG86e595eab [2021-11-21 05:24:08,007 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/data/700f0b791/171c945406b74b7cb31803285fdc1865 [2021-11-21 05:24:08,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:24:08,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:24:08,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:24:08,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:24:08,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:24:08,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b4c4ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08, skipping insertion in model container [2021-11-21 05:24:08,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:24:08,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:24:08,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:24:08,279 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:24:08,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:24:08,302 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:24:08,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08 WrapperNode [2021-11-21 05:24:08,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:24:08,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:24:08,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:24:08,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:24:08,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,332 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2021-11-21 05:24:08,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:24:08,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:24:08,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:24:08,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:24:08,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:24:08,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:24:08,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:24:08,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:24:08,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:24:08,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:24:08,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:24:08,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef2d8ec1-2a76-4fab-9e8d-c75e058f6fd3/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:24:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:24:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:24:08,480 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:24:08,482 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:24:08,602 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:24:08,630 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:24:08,631 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 05:24:08,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:24:08 BoogieIcfgContainer [2021-11-21 05:24:08,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:24:08,636 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:24:08,637 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:24:08,647 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:24:08,647 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:24:08" (1/1) ... [2021-11-21 05:24:08,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:24:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-11-21 05:24:08,733 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-21 05:24:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:24:08,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:08,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2021-11-21 05:24:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2021-11-21 05:24:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:24:08,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:08,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2021-11-21 05:24:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2021-11-21 05:24:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:24:09,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:09,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:09,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-21 05:24:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-21 05:24:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:24:09,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:09,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:09,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:09,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2021-11-21 05:24:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2021-11-21 05:24:09,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:24:09,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:09,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:09,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2021-11-21 05:24:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2021-11-21 05:24:09,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:24:09,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:09,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:09,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:24:09,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2021-11-21 05:24:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2021-11-21 05:24:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:24:09,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:09,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:24:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-21 05:24:09,929 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-21 05:24:09,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:24:09,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:09,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:09,965 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:24:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:10,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2021-11-21 05:24:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2021-11-21 05:24:10,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:24:10,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:10,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:10,405 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:24:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:10,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2021-11-21 05:24:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2021-11-21 05:24:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:24:10,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:10,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:10,620 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:24:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:10,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2021-11-21 05:24:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2021-11-21 05:24:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:24:10,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:10,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:10,771 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:24:10,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2021-11-21 05:24:10,919 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2021-11-21 05:24:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:24:10,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:10,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:10,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:10,966 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:24:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2021-11-21 05:24:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2021-11-21 05:24:11,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:24:11,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:11,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:24:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2021-11-21 05:24:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2021-11-21 05:24:11,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:24:11,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:11,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:11,593 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:11,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2021-11-21 05:24:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2021-11-21 05:24:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:24:11,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:11,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:11,850 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 19 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:12,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:12,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2021-11-21 05:24:12,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2021-11-21 05:24:12,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:24:12,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:12,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:12,164 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 23 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:12,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2021-11-21 05:24:12,417 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2021-11-21 05:24:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:24:12,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:12,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 27 proven. 57 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:12,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:12,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2021-11-21 05:24:12,782 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2021-11-21 05:24:12,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:24:12,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:12,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 31 proven. 77 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2021-11-21 05:24:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2021-11-21 05:24:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:24:13,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:13,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:13,285 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 35 proven. 100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:13,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2021-11-21 05:24:13,595 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2021-11-21 05:24:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:24:13,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:13,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 39 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:14,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2021-11-21 05:24:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2021-11-21 05:24:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:24:14,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:14,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 43 proven. 155 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:14,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:14,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 54 states and 61 transitions. [2021-11-21 05:24:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2021-11-21 05:24:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:24:14,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:14,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 47 proven. 187 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:14,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:14,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2021-11-21 05:24:14,988 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2021-11-21 05:24:14,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:24:14,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:14,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:15,137 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 51 proven. 222 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:15,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:15,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2021-11-21 05:24:15,502 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2021-11-21 05:24:15,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:24:15,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:15,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 55 proven. 260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:16,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:16,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2021-11-21 05:24:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2021-11-21 05:24:16,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:24:16,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:16,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 59 proven. 301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:16,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:16,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2021-11-21 05:24:16,546 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2021-11-21 05:24:16,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:24:16,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:16,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:16,645 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 63 proven. 345 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:17,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:17,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2021-11-21 05:24:17,104 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2021-11-21 05:24:17,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:24:17,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:17,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 67 proven. 392 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:17,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2021-11-21 05:24:17,633 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2021-11-21 05:24:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:24:17,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:17,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:17,750 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 71 proven. 442 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:18,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:18,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 75 states and 82 transitions. [2021-11-21 05:24:18,219 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions. [2021-11-21 05:24:18,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:24:18,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:18,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:18,339 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 75 proven. 495 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:18,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:18,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 78 states and 85 transitions. [2021-11-21 05:24:18,870 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 85 transitions. [2021-11-21 05:24:18,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:24:18,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:18,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:19,022 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 79 proven. 551 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:19,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:19,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2021-11-21 05:24:19,481 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2021-11-21 05:24:19,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:24:19,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:19,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:19,628 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 83 proven. 610 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:20,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2021-11-21 05:24:20,110 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2021-11-21 05:24:20,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:24:20,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:20,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 87 proven. 672 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:20,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 87 states and 94 transitions. [2021-11-21 05:24:20,710 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2021-11-21 05:24:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:24:20,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:20,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:20,858 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 91 proven. 737 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:21,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:21,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 90 states and 97 transitions. [2021-11-21 05:24:21,387 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 97 transitions. [2021-11-21 05:24:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:24:21,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:21,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 95 proven. 805 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:22,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 93 states and 100 transitions. [2021-11-21 05:24:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 100 transitions. [2021-11-21 05:24:22,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:24:22,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:22,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 99 proven. 876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:22,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 96 states and 103 transitions. [2021-11-21 05:24:22,855 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 103 transitions. [2021-11-21 05:24:22,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:24:22,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:22,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:23,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 103 proven. 950 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 99 states and 106 transitions. [2021-11-21 05:24:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2021-11-21 05:24:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 05:24:23,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:23,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 107 proven. 1027 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:24,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2021-11-21 05:24:24,574 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2021-11-21 05:24:24,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 05:24:24,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:24,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:24,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 111 proven. 1107 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2021-11-21 05:24:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2021-11-21 05:24:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 05:24:25,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:25,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 115 proven. 1190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:26,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:26,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 108 states and 115 transitions. [2021-11-21 05:24:26,242 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 115 transitions. [2021-11-21 05:24:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 05:24:26,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:26,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 119 proven. 1276 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:27,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 111 states and 118 transitions. [2021-11-21 05:24:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 118 transitions. [2021-11-21 05:24:27,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:24:27,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:27,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 123 proven. 1365 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:27,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 114 states and 121 transitions. [2021-11-21 05:24:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2021-11-21 05:24:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 05:24:27,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:27,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:28,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1586 backedges. 127 proven. 1457 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:28,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 117 states and 124 transitions. [2021-11-21 05:24:28,814 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 124 transitions. [2021-11-21 05:24:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 05:24:28,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:28,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:28,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1685 backedges. 131 proven. 1552 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:29,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2021-11-21 05:24:29,720 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2021-11-21 05:24:29,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 05:24:29,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:29,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:29,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 135 proven. 1650 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:30,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2021-11-21 05:24:30,725 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2021-11-21 05:24:30,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 05:24:30,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:30,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:30,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 139 proven. 1751 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:31,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:31,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 126 states and 133 transitions. [2021-11-21 05:24:31,697 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 133 transitions. [2021-11-21 05:24:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 05:24:31,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:31,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:31,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 143 proven. 1855 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:32,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 129 states and 136 transitions. [2021-11-21 05:24:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 136 transitions. [2021-11-21 05:24:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 05:24:32,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:32,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:32,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2111 backedges. 147 proven. 1962 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 132 states and 139 transitions. [2021-11-21 05:24:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 139 transitions. [2021-11-21 05:24:33,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-21 05:24:33,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:33,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2225 backedges. 151 proven. 2072 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:34,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:34,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 135 states and 142 transitions. [2021-11-21 05:24:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2021-11-21 05:24:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 05:24:34,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:34,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2342 backedges. 155 proven. 2185 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:35,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 138 states and 145 transitions. [2021-11-21 05:24:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 145 transitions. [2021-11-21 05:24:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-21 05:24:35,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:35,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:35,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2462 backedges. 159 proven. 2301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 141 states and 148 transitions. [2021-11-21 05:24:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2021-11-21 05:24:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 05:24:36,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:36,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:37,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2585 backedges. 163 proven. 2420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:38,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:38,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2021-11-21 05:24:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2021-11-21 05:24:38,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 05:24:38,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:38,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:38,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 167 proven. 2542 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:39,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:39,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 147 states and 154 transitions. [2021-11-21 05:24:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2021-11-21 05:24:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 05:24:39,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:39,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:39,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2840 backedges. 171 proven. 2667 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:40,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 150 states and 157 transitions. [2021-11-21 05:24:40,498 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 157 transitions. [2021-11-21 05:24:40,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 05:24:40,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:40,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 175 proven. 2795 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:41,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:41,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 153 states and 160 transitions. [2021-11-21 05:24:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 160 transitions. [2021-11-21 05:24:41,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 05:24:41,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:41,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3107 backedges. 179 proven. 2926 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:42,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 156 states and 163 transitions. [2021-11-21 05:24:42,849 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 163 transitions. [2021-11-21 05:24:42,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-21 05:24:42,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:42,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3245 backedges. 183 proven. 3060 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 159 states and 166 transitions. [2021-11-21 05:24:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 166 transitions. [2021-11-21 05:24:44,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-21 05:24:44,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:44,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3386 backedges. 187 proven. 3197 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 162 states and 169 transitions. [2021-11-21 05:24:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2021-11-21 05:24:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-21 05:24:45,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:45,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:45,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3530 backedges. 191 proven. 3337 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:46,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:46,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 165 states and 172 transitions. [2021-11-21 05:24:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 172 transitions. [2021-11-21 05:24:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-21 05:24:46,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:46,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:46,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3677 backedges. 195 proven. 3480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 168 states and 175 transitions. [2021-11-21 05:24:47,782 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 175 transitions. [2021-11-21 05:24:47,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-21 05:24:47,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:47,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 3827 backedges. 199 proven. 3626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:49,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:49,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 171 states and 178 transitions. [2021-11-21 05:24:49,050 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 178 transitions. [2021-11-21 05:24:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-21 05:24:49,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:49,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 203 proven. 3775 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:50,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 174 states and 181 transitions. [2021-11-21 05:24:50,383 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 181 transitions. [2021-11-21 05:24:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-21 05:24:50,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:50,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:50,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4136 backedges. 207 proven. 3927 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:51,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 177 states and 184 transitions. [2021-11-21 05:24:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 184 transitions. [2021-11-21 05:24:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-21 05:24:51,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:51,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4295 backedges. 211 proven. 4082 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:53,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 180 states and 187 transitions. [2021-11-21 05:24:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 187 transitions. [2021-11-21 05:24:53,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-21 05:24:53,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:53,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4457 backedges. 215 proven. 4240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:54,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:54,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 183 states and 190 transitions. [2021-11-21 05:24:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 190 transitions. [2021-11-21 05:24:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-21 05:24:54,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:54,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:54,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4622 backedges. 219 proven. 4401 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:55,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 186 states and 193 transitions. [2021-11-21 05:24:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 193 transitions. [2021-11-21 05:24:55,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-21 05:24:55,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:55,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 223 proven. 4565 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:57,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 189 states and 196 transitions. [2021-11-21 05:24:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 196 transitions. [2021-11-21 05:24:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-21 05:24:57,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:57,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4961 backedges. 227 proven. 4732 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:24:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 192 states and 199 transitions. [2021-11-21 05:24:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 199 transitions. [2021-11-21 05:24:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-21 05:24:58,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:58,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 5135 backedges. 231 proven. 4902 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:00,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 195 states and 202 transitions. [2021-11-21 05:25:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 202 transitions. [2021-11-21 05:25:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-21 05:25:00,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:00,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:00,726 INFO L134 CoverageAnalysis]: Checked inductivity of 5312 backedges. 235 proven. 5075 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:01,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 198 states and 205 transitions. [2021-11-21 05:25:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 205 transitions. [2021-11-21 05:25:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-21 05:25:01,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:01,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:02,218 INFO L134 CoverageAnalysis]: Checked inductivity of 5492 backedges. 239 proven. 5251 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 201 states and 208 transitions. [2021-11-21 05:25:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 208 transitions. [2021-11-21 05:25:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-21 05:25:03,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:03,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:03,718 INFO L134 CoverageAnalysis]: Checked inductivity of 5675 backedges. 243 proven. 5430 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:04,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:04,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 204 states and 211 transitions. [2021-11-21 05:25:04,946 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 211 transitions. [2021-11-21 05:25:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-21 05:25:04,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:04,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:04,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:05,230 INFO L134 CoverageAnalysis]: Checked inductivity of 5861 backedges. 247 proven. 5612 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:06,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:06,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 207 states and 214 transitions. [2021-11-21 05:25:06,467 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 214 transitions. [2021-11-21 05:25:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-21 05:25:06,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:06,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:06,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 251 proven. 5797 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 210 states and 217 transitions. [2021-11-21 05:25:07,994 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 217 transitions. [2021-11-21 05:25:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-21 05:25:07,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:07,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:08,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6242 backedges. 255 proven. 5985 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:09,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:09,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 213 states and 220 transitions. [2021-11-21 05:25:09,559 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 220 transitions. [2021-11-21 05:25:09,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-21 05:25:09,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:09,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6437 backedges. 259 proven. 6176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 216 states and 223 transitions. [2021-11-21 05:25:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 223 transitions. [2021-11-21 05:25:11,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-21 05:25:11,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:11,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6635 backedges. 263 proven. 6370 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:12,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 219 states and 226 transitions. [2021-11-21 05:25:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 226 transitions. [2021-11-21 05:25:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-21 05:25:12,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:12,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:13,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6836 backedges. 267 proven. 6567 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:14,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 222 states and 229 transitions. [2021-11-21 05:25:14,440 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 229 transitions. [2021-11-21 05:25:14,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-21 05:25:14,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:14,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 7040 backedges. 271 proven. 6767 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 225 states and 232 transitions. [2021-11-21 05:25:16,076 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 232 transitions. [2021-11-21 05:25:16,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-21 05:25:16,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:16,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:16,378 INFO L134 CoverageAnalysis]: Checked inductivity of 7247 backedges. 275 proven. 6970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:17,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:17,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 228 states and 235 transitions. [2021-11-21 05:25:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 235 transitions. [2021-11-21 05:25:17,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-21 05:25:17,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:17,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:18,049 INFO L134 CoverageAnalysis]: Checked inductivity of 7457 backedges. 279 proven. 7176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:19,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:19,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 231 states and 238 transitions. [2021-11-21 05:25:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 238 transitions. [2021-11-21 05:25:19,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-21 05:25:19,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:19,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 7670 backedges. 283 proven. 7385 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 234 states and 241 transitions. [2021-11-21 05:25:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 241 transitions. [2021-11-21 05:25:21,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-21 05:25:21,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:21,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:21,425 INFO L134 CoverageAnalysis]: Checked inductivity of 7886 backedges. 287 proven. 7597 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:22,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:22,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 237 states and 244 transitions. [2021-11-21 05:25:22,860 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 244 transitions. [2021-11-21 05:25:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-21 05:25:22,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:22,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:23,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8105 backedges. 291 proven. 7812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 240 states and 247 transitions. [2021-11-21 05:25:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 247 transitions. [2021-11-21 05:25:24,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-21 05:25:24,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:24,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:24,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8327 backedges. 295 proven. 8030 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:26,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 243 states and 250 transitions. [2021-11-21 05:25:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 250 transitions. [2021-11-21 05:25:26,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-21 05:25:26,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:26,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 8552 backedges. 299 proven. 8251 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 246 states and 253 transitions. [2021-11-21 05:25:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 253 transitions. [2021-11-21 05:25:28,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-21 05:25:28,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:28,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:28,514 INFO L134 CoverageAnalysis]: Checked inductivity of 8780 backedges. 303 proven. 8475 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:29,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:29,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 249 states and 256 transitions. [2021-11-21 05:25:29,962 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 256 transitions. [2021-11-21 05:25:29,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-21 05:25:29,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:29,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 9011 backedges. 307 proven. 8702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:31,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:31,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 252 states and 259 transitions. [2021-11-21 05:25:31,798 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 259 transitions. [2021-11-21 05:25:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-21 05:25:31,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:31,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 9245 backedges. 311 proven. 8932 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 255 states and 262 transitions. [2021-11-21 05:25:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 262 transitions. [2021-11-21 05:25:33,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-21 05:25:33,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:33,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 9482 backedges. 315 proven. 9165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:35,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 258 states and 265 transitions. [2021-11-21 05:25:35,683 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 265 transitions. [2021-11-21 05:25:35,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-21 05:25:35,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:35,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:36,093 INFO L134 CoverageAnalysis]: Checked inductivity of 9722 backedges. 319 proven. 9401 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 261 states and 268 transitions. [2021-11-21 05:25:37,677 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 268 transitions. [2021-11-21 05:25:37,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-21 05:25:37,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:37,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:38,032 INFO L134 CoverageAnalysis]: Checked inductivity of 9965 backedges. 323 proven. 9640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:39,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 264 states and 271 transitions. [2021-11-21 05:25:39,574 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 271 transitions. [2021-11-21 05:25:39,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-21 05:25:39,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:39,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 10211 backedges. 327 proven. 9882 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:41,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 267 states and 274 transitions. [2021-11-21 05:25:41,560 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 274 transitions. [2021-11-21 05:25:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-21 05:25:41,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 10460 backedges. 331 proven. 10127 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:43,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:43,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 270 states and 277 transitions. [2021-11-21 05:25:43,494 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 277 transitions. [2021-11-21 05:25:43,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-21 05:25:43,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:43,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:43,859 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 335 proven. 10375 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:45,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:45,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 273 states and 280 transitions. [2021-11-21 05:25:45,538 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 280 transitions. [2021-11-21 05:25:45,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-21 05:25:45,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:45,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:45,907 INFO L134 CoverageAnalysis]: Checked inductivity of 10967 backedges. 339 proven. 10626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 276 states and 283 transitions. [2021-11-21 05:25:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 283 transitions. [2021-11-21 05:25:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-21 05:25:47,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:47,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 11225 backedges. 343 proven. 10880 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 279 states and 286 transitions. [2021-11-21 05:25:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 286 transitions. [2021-11-21 05:25:49,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-21 05:25:49,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:49,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 11486 backedges. 347 proven. 11137 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:51,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2021-11-21 05:25:51,799 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2021-11-21 05:25:51,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-21 05:25:51,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:51,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:52,175 INFO L134 CoverageAnalysis]: Checked inductivity of 11750 backedges. 351 proven. 11397 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:53,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 285 states and 292 transitions. [2021-11-21 05:25:53,963 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 292 transitions. [2021-11-21 05:25:53,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-21 05:25:53,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:53,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:54,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12017 backedges. 355 proven. 11660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 288 states and 295 transitions. [2021-11-21 05:25:56,065 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 295 transitions. [2021-11-21 05:25:56,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-21 05:25:56,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,453 INFO L134 CoverageAnalysis]: Checked inductivity of 12287 backedges. 359 proven. 11926 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:25:58,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 291 states and 298 transitions. [2021-11-21 05:25:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 298 transitions. [2021-11-21 05:25:58,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-21 05:25:58,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:58,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,686 INFO L134 CoverageAnalysis]: Checked inductivity of 12560 backedges. 363 proven. 12195 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:00,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 294 states and 301 transitions. [2021-11-21 05:26:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 301 transitions. [2021-11-21 05:26:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-21 05:26:00,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:00,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:00,821 INFO L134 CoverageAnalysis]: Checked inductivity of 12836 backedges. 367 proven. 12467 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:02,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:02,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 297 states and 304 transitions. [2021-11-21 05:26:02,580 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 304 transitions. [2021-11-21 05:26:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-21 05:26:02,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:02,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:03,049 INFO L134 CoverageAnalysis]: Checked inductivity of 13115 backedges. 371 proven. 12742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 300 states and 307 transitions. [2021-11-21 05:26:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 307 transitions. [2021-11-21 05:26:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-21 05:26:04,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:04,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:05,309 INFO L134 CoverageAnalysis]: Checked inductivity of 13397 backedges. 375 proven. 13020 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 303 states and 310 transitions. [2021-11-21 05:26:07,141 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 310 transitions. [2021-11-21 05:26:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-21 05:26:07,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:07,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13682 backedges. 379 proven. 13301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:09,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:09,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 306 states and 313 transitions. [2021-11-21 05:26:09,577 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 313 transitions. [2021-11-21 05:26:09,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-21 05:26:09,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:09,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:09,999 INFO L134 CoverageAnalysis]: Checked inductivity of 13970 backedges. 383 proven. 13585 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:11,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 309 states and 316 transitions. [2021-11-21 05:26:11,845 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 316 transitions. [2021-11-21 05:26:11,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-11-21 05:26:11,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:11,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:12,354 INFO L134 CoverageAnalysis]: Checked inductivity of 14261 backedges. 387 proven. 13872 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 312 states and 319 transitions. [2021-11-21 05:26:14,342 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 319 transitions. [2021-11-21 05:26:14,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-11-21 05:26:14,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:14,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14555 backedges. 391 proven. 14162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:16,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 315 states and 322 transitions. [2021-11-21 05:26:16,652 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 322 transitions. [2021-11-21 05:26:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-21 05:26:16,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:16,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:17,089 INFO L134 CoverageAnalysis]: Checked inductivity of 14852 backedges. 395 proven. 14455 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:18,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:18,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 318 states and 325 transitions. [2021-11-21 05:26:18,996 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 325 transitions. [2021-11-21 05:26:18,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-21 05:26:18,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:18,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 15152 backedges. 399 proven. 14751 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 321 states and 328 transitions. [2021-11-21 05:26:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 328 transitions. [2021-11-21 05:26:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-21 05:26:21,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:21,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:21,847 INFO L134 CoverageAnalysis]: Checked inductivity of 15455 backedges. 403 proven. 15050 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:23,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 324 states and 331 transitions. [2021-11-21 05:26:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 331 transitions. [2021-11-21 05:26:23,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-21 05:26:23,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:23,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 15761 backedges. 407 proven. 15352 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:26,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 327 states and 334 transitions. [2021-11-21 05:26:26,325 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 334 transitions. [2021-11-21 05:26:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-21 05:26:26,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:26,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 16070 backedges. 411 proven. 15657 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:28,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:28,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 330 states and 337 transitions. [2021-11-21 05:26:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 337 transitions. [2021-11-21 05:26:28,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-11-21 05:26:28,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:28,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 16382 backedges. 415 proven. 15965 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:31,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:31,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 333 states and 340 transitions. [2021-11-21 05:26:31,264 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 340 transitions. [2021-11-21 05:26:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-11-21 05:26:31,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:31,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:31,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16697 backedges. 419 proven. 16276 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:33,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 336 states and 343 transitions. [2021-11-21 05:26:33,779 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 343 transitions. [2021-11-21 05:26:33,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-11-21 05:26:33,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:33,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:34,216 INFO L134 CoverageAnalysis]: Checked inductivity of 17015 backedges. 423 proven. 16590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:36,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:36,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 339 states and 346 transitions. [2021-11-21 05:26:36,238 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 346 transitions. [2021-11-21 05:26:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-21 05:26:36,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:36,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 17336 backedges. 427 proven. 16907 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:38,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:38,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 342 states and 349 transitions. [2021-11-21 05:26:38,867 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 349 transitions. [2021-11-21 05:26:38,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-21 05:26:38,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:38,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 17660 backedges. 431 proven. 17227 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:41,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 345 states and 352 transitions. [2021-11-21 05:26:41,418 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 352 transitions. [2021-11-21 05:26:41,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-11-21 05:26:41,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:41,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:41,874 INFO L134 CoverageAnalysis]: Checked inductivity of 17987 backedges. 435 proven. 17550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:43,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 348 states and 355 transitions. [2021-11-21 05:26:43,963 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 355 transitions. [2021-11-21 05:26:43,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-21 05:26:43,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:43,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 18317 backedges. 439 proven. 17876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:46,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:46,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 351 states and 358 transitions. [2021-11-21 05:26:46,656 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 358 transitions. [2021-11-21 05:26:46,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-11-21 05:26:46,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:46,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:47,130 INFO L134 CoverageAnalysis]: Checked inductivity of 18650 backedges. 443 proven. 18205 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:49,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 354 states and 361 transitions. [2021-11-21 05:26:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 361 transitions. [2021-11-21 05:26:49,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-21 05:26:49,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:49,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:49,754 INFO L134 CoverageAnalysis]: Checked inductivity of 18986 backedges. 447 proven. 18537 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:52,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:52,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 357 states and 364 transitions. [2021-11-21 05:26:52,052 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 364 transitions. [2021-11-21 05:26:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-11-21 05:26:52,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:52,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 19325 backedges. 451 proven. 18872 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:54,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 360 states and 367 transitions. [2021-11-21 05:26:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 367 transitions. [2021-11-21 05:26:54,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-11-21 05:26:54,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:54,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:55,244 INFO L134 CoverageAnalysis]: Checked inductivity of 19667 backedges. 455 proven. 19210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:26:57,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:57,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 363 states and 370 transitions. [2021-11-21 05:26:57,581 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 370 transitions. [2021-11-21 05:26:57,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-11-21 05:26:57,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:57,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:58,102 INFO L134 CoverageAnalysis]: Checked inductivity of 20012 backedges. 459 proven. 19551 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:00,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:00,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 366 states and 373 transitions. [2021-11-21 05:27:00,379 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 373 transitions. [2021-11-21 05:27:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2021-11-21 05:27:00,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:00,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 20360 backedges. 463 proven. 19895 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:03,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 369 states and 376 transitions. [2021-11-21 05:27:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 376 transitions. [2021-11-21 05:27:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2021-11-21 05:27:03,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:03,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:03,599 INFO L134 CoverageAnalysis]: Checked inductivity of 20711 backedges. 467 proven. 20242 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:06,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:06,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 372 states and 379 transitions. [2021-11-21 05:27:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 379 transitions. [2021-11-21 05:27:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-11-21 05:27:06,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:06,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:06,500 INFO L134 CoverageAnalysis]: Checked inductivity of 21065 backedges. 471 proven. 20592 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 375 states and 382 transitions. [2021-11-21 05:27:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 382 transitions. [2021-11-21 05:27:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2021-11-21 05:27:08,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:08,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 21422 backedges. 475 proven. 20945 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:11,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:11,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 378 states and 385 transitions. [2021-11-21 05:27:11,573 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 385 transitions. [2021-11-21 05:27:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-11-21 05:27:11,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:11,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:12,130 INFO L134 CoverageAnalysis]: Checked inductivity of 21782 backedges. 479 proven. 21301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:14,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:14,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 381 states and 388 transitions. [2021-11-21 05:27:14,572 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 388 transitions. [2021-11-21 05:27:14,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2021-11-21 05:27:14,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:14,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:15,158 INFO L134 CoverageAnalysis]: Checked inductivity of 22145 backedges. 483 proven. 21660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:17,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 384 states and 391 transitions. [2021-11-21 05:27:17,505 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 391 transitions. [2021-11-21 05:27:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-11-21 05:27:17,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:17,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:18,152 INFO L134 CoverageAnalysis]: Checked inductivity of 22511 backedges. 487 proven. 22022 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:20,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 387 states and 394 transitions. [2021-11-21 05:27:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 394 transitions. [2021-11-21 05:27:20,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2021-11-21 05:27:20,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:20,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:21,243 INFO L134 CoverageAnalysis]: Checked inductivity of 22880 backedges. 491 proven. 22387 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:23,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 390 states and 397 transitions. [2021-11-21 05:27:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 397 transitions. [2021-11-21 05:27:23,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2021-11-21 05:27:23,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:23,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:24,260 INFO L134 CoverageAnalysis]: Checked inductivity of 23252 backedges. 495 proven. 22755 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:26,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 393 states and 400 transitions. [2021-11-21 05:27:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 400 transitions. [2021-11-21 05:27:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2021-11-21 05:27:26,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:26,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 23627 backedges. 499 proven. 23126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:30,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 396 states and 403 transitions. [2021-11-21 05:27:30,036 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 403 transitions. [2021-11-21 05:27:30,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-11-21 05:27:30,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:30,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:30,615 INFO L134 CoverageAnalysis]: Checked inductivity of 24005 backedges. 503 proven. 23500 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:33,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 399 states and 406 transitions. [2021-11-21 05:27:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 406 transitions. [2021-11-21 05:27:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2021-11-21 05:27:33,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:33,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 24386 backedges. 507 proven. 23877 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:37,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:37,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 402 states and 409 transitions. [2021-11-21 05:27:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 409 transitions. [2021-11-21 05:27:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-11-21 05:27:37,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:37,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:37,999 INFO L134 CoverageAnalysis]: Checked inductivity of 24770 backedges. 511 proven. 24257 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 405 states and 412 transitions. [2021-11-21 05:27:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 412 transitions. [2021-11-21 05:27:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2021-11-21 05:27:40,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:40,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 25157 backedges. 515 proven. 24640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:44,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:44,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 408 states and 415 transitions. [2021-11-21 05:27:44,028 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 415 transitions. [2021-11-21 05:27:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2021-11-21 05:27:44,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:44,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 25547 backedges. 519 proven. 25026 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 411 states and 418 transitions. [2021-11-21 05:27:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 418 transitions. [2021-11-21 05:27:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2021-11-21 05:27:47,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:47,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 25940 backedges. 523 proven. 25415 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:51,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 414 states and 421 transitions. [2021-11-21 05:27:51,484 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 421 transitions. [2021-11-21 05:27:51,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-21 05:27:51,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:51,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 26336 backedges. 527 proven. 25807 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 417 states and 424 transitions. [2021-11-21 05:27:55,298 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 424 transitions. [2021-11-21 05:27:55,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2021-11-21 05:27:55,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:55,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:55,942 INFO L134 CoverageAnalysis]: Checked inductivity of 26735 backedges. 531 proven. 26202 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:58,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:58,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 420 states and 427 transitions. [2021-11-21 05:27:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 427 transitions. [2021-11-21 05:27:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-11-21 05:27:58,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:58,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 27137 backedges. 535 proven. 26600 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:02,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 423 states and 430 transitions. [2021-11-21 05:28:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 430 transitions. [2021-11-21 05:28:02,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-11-21 05:28:02,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:02,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 27542 backedges. 539 proven. 27001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:05,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 426 states and 433 transitions. [2021-11-21 05:28:05,698 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 433 transitions. [2021-11-21 05:28:05,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-11-21 05:28:05,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:05,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:06,289 INFO L134 CoverageAnalysis]: Checked inductivity of 27950 backedges. 543 proven. 27405 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:08,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:08,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 429 states and 436 transitions. [2021-11-21 05:28:08,982 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 436 transitions. [2021-11-21 05:28:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-21 05:28:08,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:08,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 28361 backedges. 547 proven. 27812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:12,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:12,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 432 states and 439 transitions. [2021-11-21 05:28:12,615 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 439 transitions. [2021-11-21 05:28:12,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2021-11-21 05:28:12,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:12,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 28775 backedges. 551 proven. 28222 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 435 states and 442 transitions. [2021-11-21 05:28:16,086 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 442 transitions. [2021-11-21 05:28:16,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-21 05:28:16,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:16,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 29192 backedges. 555 proven. 28635 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:19,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 438 states and 445 transitions. [2021-11-21 05:28:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 445 transitions. [2021-11-21 05:28:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-21 05:28:19,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:19,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 29612 backedges. 559 proven. 29051 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:22,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 441 states and 448 transitions. [2021-11-21 05:28:22,937 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 448 transitions. [2021-11-21 05:28:22,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2021-11-21 05:28:22,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:22,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 30035 backedges. 563 proven. 29470 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 444 states and 451 transitions. [2021-11-21 05:28:26,483 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 451 transitions. [2021-11-21 05:28:26,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2021-11-21 05:28:26,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:26,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30461 backedges. 567 proven. 29892 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:30,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 447 states and 454 transitions. [2021-11-21 05:28:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 454 transitions. [2021-11-21 05:28:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2021-11-21 05:28:30,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:30,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 30890 backedges. 571 proven. 30317 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:33,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:33,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 450 states and 457 transitions. [2021-11-21 05:28:33,748 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 457 transitions. [2021-11-21 05:28:33,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-21 05:28:33,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:33,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:34,388 INFO L134 CoverageAnalysis]: Checked inductivity of 31322 backedges. 575 proven. 30745 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:37,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 453 states and 460 transitions. [2021-11-21 05:28:37,267 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 460 transitions. [2021-11-21 05:28:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2021-11-21 05:28:37,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:37,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:37,972 INFO L134 CoverageAnalysis]: Checked inductivity of 31757 backedges. 579 proven. 31176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 456 states and 463 transitions. [2021-11-21 05:28:41,012 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 463 transitions. [2021-11-21 05:28:41,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-21 05:28:41,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:41,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:41,830 INFO L134 CoverageAnalysis]: Checked inductivity of 32195 backedges. 583 proven. 31610 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:44,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 459 states and 466 transitions. [2021-11-21 05:28:44,707 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 466 transitions. [2021-11-21 05:28:44,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-21 05:28:44,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:44,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:45,382 INFO L134 CoverageAnalysis]: Checked inductivity of 32636 backedges. 587 proven. 32047 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 462 states and 469 transitions. [2021-11-21 05:28:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 469 transitions. [2021-11-21 05:28:48,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-21 05:28:48,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:48,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 33080 backedges. 591 proven. 32487 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:52,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 465 states and 472 transitions. [2021-11-21 05:28:52,381 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 472 transitions. [2021-11-21 05:28:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-21 05:28:52,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:52,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 33527 backedges. 595 proven. 32930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:56,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 468 states and 475 transitions. [2021-11-21 05:28:56,193 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 475 transitions. [2021-11-21 05:28:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2021-11-21 05:28:56,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:56,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 33977 backedges. 599 proven. 33376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:59,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 471 states and 478 transitions. [2021-11-21 05:28:59,798 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 478 transitions. [2021-11-21 05:28:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-21 05:28:59,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:59,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:59,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:00,622 INFO L134 CoverageAnalysis]: Checked inductivity of 34430 backedges. 603 proven. 33825 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:03,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 474 states and 481 transitions. [2021-11-21 05:29:03,607 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 481 transitions. [2021-11-21 05:29:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2021-11-21 05:29:03,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:03,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 34886 backedges. 607 proven. 34277 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:07,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 477 states and 484 transitions. [2021-11-21 05:29:07,447 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 484 transitions. [2021-11-21 05:29:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-21 05:29:07,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:07,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 35345 backedges. 611 proven. 34732 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:11,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 480 states and 487 transitions. [2021-11-21 05:29:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 487 transitions. [2021-11-21 05:29:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-21 05:29:11,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:11,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 35807 backedges. 615 proven. 35190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:15,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 483 states and 490 transitions. [2021-11-21 05:29:15,312 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 490 transitions. [2021-11-21 05:29:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2021-11-21 05:29:15,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:15,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 36272 backedges. 619 proven. 35651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 486 states and 493 transitions. [2021-11-21 05:29:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 493 transitions. [2021-11-21 05:29:19,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-21 05:29:19,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:19,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 36740 backedges. 623 proven. 36115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:23,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 489 states and 496 transitions. [2021-11-21 05:29:23,395 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 496 transitions. [2021-11-21 05:29:23,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2021-11-21 05:29:23,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:23,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 37211 backedges. 627 proven. 36582 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 492 states and 499 transitions. [2021-11-21 05:29:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 499 transitions. [2021-11-21 05:29:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2021-11-21 05:29:27,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:27,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 37685 backedges. 631 proven. 37052 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 495 states and 502 transitions. [2021-11-21 05:29:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 502 transitions. [2021-11-21 05:29:31,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2021-11-21 05:29:31,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:31,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 38162 backedges. 635 proven. 37525 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:35,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 498 states and 505 transitions. [2021-11-21 05:29:35,537 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 505 transitions. [2021-11-21 05:29:35,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2021-11-21 05:29:35,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:35,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:36,240 INFO L134 CoverageAnalysis]: Checked inductivity of 38642 backedges. 639 proven. 38001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:39,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:39,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 501 states and 508 transitions. [2021-11-21 05:29:39,595 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 508 transitions. [2021-11-21 05:29:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2021-11-21 05:29:39,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:39,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:40,463 INFO L134 CoverageAnalysis]: Checked inductivity of 39125 backedges. 643 proven. 38480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 504 states and 511 transitions. [2021-11-21 05:29:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 511 transitions. [2021-11-21 05:29:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-21 05:29:43,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:43,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:44,566 INFO L134 CoverageAnalysis]: Checked inductivity of 39611 backedges. 647 proven. 38962 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 507 states and 514 transitions. [2021-11-21 05:29:47,807 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 514 transitions. [2021-11-21 05:29:47,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-21 05:29:47,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:47,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 40100 backedges. 651 proven. 39447 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:51,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 510 states and 517 transitions. [2021-11-21 05:29:51,889 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 517 transitions. [2021-11-21 05:29:51,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-21 05:29:51,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:51,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:52,821 INFO L134 CoverageAnalysis]: Checked inductivity of 40592 backedges. 655 proven. 39935 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:56,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:56,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 513 states and 520 transitions. [2021-11-21 05:29:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 520 transitions. [2021-11-21 05:29:56,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-21 05:29:56,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:56,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 41087 backedges. 659 proven. 40426 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:00,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:00,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 516 states and 523 transitions. [2021-11-21 05:30:00,234 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 523 transitions. [2021-11-21 05:30:00,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2021-11-21 05:30:00,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:00,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 41585 backedges. 663 proven. 40920 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:04,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 519 states and 526 transitions. [2021-11-21 05:30:04,621 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 526 transitions. [2021-11-21 05:30:04,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2021-11-21 05:30:04,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:04,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:05,380 INFO L134 CoverageAnalysis]: Checked inductivity of 42086 backedges. 667 proven. 41417 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 522 states and 529 transitions. [2021-11-21 05:30:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 529 transitions. [2021-11-21 05:30:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2021-11-21 05:30:08,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:08,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:09,538 INFO L134 CoverageAnalysis]: Checked inductivity of 42590 backedges. 671 proven. 41917 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 525 states and 532 transitions. [2021-11-21 05:30:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 532 transitions. [2021-11-21 05:30:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2021-11-21 05:30:13,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:13,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:13,895 INFO L134 CoverageAnalysis]: Checked inductivity of 43097 backedges. 675 proven. 42420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 528 states and 535 transitions. [2021-11-21 05:30:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 535 transitions. [2021-11-21 05:30:17,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2021-11-21 05:30:17,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:17,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:18,280 INFO L134 CoverageAnalysis]: Checked inductivity of 43607 backedges. 679 proven. 42926 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:21,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 531 states and 538 transitions. [2021-11-21 05:30:21,879 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 538 transitions. [2021-11-21 05:30:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2021-11-21 05:30:21,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:21,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:22,661 INFO L134 CoverageAnalysis]: Checked inductivity of 44120 backedges. 683 proven. 43435 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:26,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 534 states and 541 transitions. [2021-11-21 05:30:26,156 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 541 transitions. [2021-11-21 05:30:26,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-11-21 05:30:26,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:26,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:27,114 INFO L134 CoverageAnalysis]: Checked inductivity of 44636 backedges. 687 proven. 43947 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:30,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 537 states and 544 transitions. [2021-11-21 05:30:30,783 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 544 transitions. [2021-11-21 05:30:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2021-11-21 05:30:30,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:30,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 45155 backedges. 691 proven. 44462 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 540 states and 547 transitions. [2021-11-21 05:30:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 547 transitions. [2021-11-21 05:30:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2021-11-21 05:30:35,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:35,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 45677 backedges. 695 proven. 44980 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:39,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 543 states and 550 transitions. [2021-11-21 05:30:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 550 transitions. [2021-11-21 05:30:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-11-21 05:30:39,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:39,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 46202 backedges. 699 proven. 45501 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:44,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:44,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 546 states and 553 transitions. [2021-11-21 05:30:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 553 transitions. [2021-11-21 05:30:44,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2021-11-21 05:30:44,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:44,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:45,302 INFO L134 CoverageAnalysis]: Checked inductivity of 46730 backedges. 703 proven. 46025 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:49,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 549 states and 556 transitions. [2021-11-21 05:30:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 556 transitions. [2021-11-21 05:30:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-11-21 05:30:49,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:49,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 47261 backedges. 707 proven. 46552 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 552 states and 559 transitions. [2021-11-21 05:30:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 559 transitions. [2021-11-21 05:30:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2021-11-21 05:30:53,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:53,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:54,691 INFO L134 CoverageAnalysis]: Checked inductivity of 47795 backedges. 711 proven. 47082 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 555 states and 562 transitions. [2021-11-21 05:30:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 562 transitions. [2021-11-21 05:30:58,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2021-11-21 05:30:58,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:58,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:59,340 INFO L134 CoverageAnalysis]: Checked inductivity of 48332 backedges. 715 proven. 47615 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:03,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:03,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 558 states and 565 transitions. [2021-11-21 05:31:03,159 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 565 transitions. [2021-11-21 05:31:03,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2021-11-21 05:31:03,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:03,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:04,008 INFO L134 CoverageAnalysis]: Checked inductivity of 48872 backedges. 719 proven. 48151 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:08,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:08,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 561 states and 568 transitions. [2021-11-21 05:31:08,000 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 568 transitions. [2021-11-21 05:31:08,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2021-11-21 05:31:08,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:08,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:08,840 INFO L134 CoverageAnalysis]: Checked inductivity of 49415 backedges. 723 proven. 48690 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:12,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:12,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 564 states and 571 transitions. [2021-11-21 05:31:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 571 transitions. [2021-11-21 05:31:12,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2021-11-21 05:31:12,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:12,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 49961 backedges. 727 proven. 49232 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 567 states and 574 transitions. [2021-11-21 05:31:17,709 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 574 transitions. [2021-11-21 05:31:17,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2021-11-21 05:31:17,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:17,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 50510 backedges. 731 proven. 49777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:22,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:22,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 570 states and 577 transitions. [2021-11-21 05:31:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 577 transitions. [2021-11-21 05:31:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-11-21 05:31:22,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:22,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:23,367 INFO L134 CoverageAnalysis]: Checked inductivity of 51062 backedges. 735 proven. 50325 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:27,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:27,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 573 states and 580 transitions. [2021-11-21 05:31:27,618 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 580 transitions. [2021-11-21 05:31:27,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2021-11-21 05:31:27,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:27,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:28,484 INFO L134 CoverageAnalysis]: Checked inductivity of 51617 backedges. 739 proven. 50876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 576 states and 583 transitions. [2021-11-21 05:31:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 583 transitions. [2021-11-21 05:31:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2021-11-21 05:31:32,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:32,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 52175 backedges. 743 proven. 51430 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:37,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:37,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 579 states and 586 transitions. [2021-11-21 05:31:37,249 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 586 transitions. [2021-11-21 05:31:37,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2021-11-21 05:31:37,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:37,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:38,118 INFO L134 CoverageAnalysis]: Checked inductivity of 52736 backedges. 747 proven. 51987 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:42,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:42,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 582 states and 589 transitions. [2021-11-21 05:31:42,016 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 589 transitions. [2021-11-21 05:31:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2021-11-21 05:31:42,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:42,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:42,929 INFO L134 CoverageAnalysis]: Checked inductivity of 53300 backedges. 751 proven. 52547 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:46,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:46,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 585 states and 592 transitions. [2021-11-21 05:31:46,816 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 592 transitions. [2021-11-21 05:31:46,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2021-11-21 05:31:46,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:46,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:47,887 INFO L134 CoverageAnalysis]: Checked inductivity of 53867 backedges. 755 proven. 53110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:51,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 588 states and 595 transitions. [2021-11-21 05:31:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 595 transitions. [2021-11-21 05:31:51,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2021-11-21 05:31:51,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:51,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 54437 backedges. 759 proven. 53676 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:56,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:56,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 591 states and 598 transitions. [2021-11-21 05:31:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 598 transitions. [2021-11-21 05:31:56,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2021-11-21 05:31:56,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:56,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:56,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:57,784 INFO L134 CoverageAnalysis]: Checked inductivity of 55010 backedges. 763 proven. 54245 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:01,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:01,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 594 states and 601 transitions. [2021-11-21 05:32:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 601 transitions. [2021-11-21 05:32:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2021-11-21 05:32:01,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:01,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:02,724 INFO L134 CoverageAnalysis]: Checked inductivity of 55586 backedges. 767 proven. 54817 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:06,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:06,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 597 states and 604 transitions. [2021-11-21 05:32:06,773 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 604 transitions. [2021-11-21 05:32:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2021-11-21 05:32:06,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:06,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 56165 backedges. 771 proven. 55392 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:11,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 600 states and 607 transitions. [2021-11-21 05:32:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 607 transitions. [2021-11-21 05:32:11,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2021-11-21 05:32:11,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:11,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 56747 backedges. 775 proven. 55970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:16,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:16,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 603 states and 610 transitions. [2021-11-21 05:32:16,821 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 610 transitions. [2021-11-21 05:32:16,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2021-11-21 05:32:16,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:16,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:17,925 INFO L134 CoverageAnalysis]: Checked inductivity of 57332 backedges. 779 proven. 56551 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 606 states and 613 transitions. [2021-11-21 05:32:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 613 transitions. [2021-11-21 05:32:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2021-11-21 05:32:22,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:22,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 57920 backedges. 783 proven. 57135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:26,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 609 states and 616 transitions. [2021-11-21 05:32:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 616 transitions. [2021-11-21 05:32:26,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2021-11-21 05:32:26,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:26,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:27,881 INFO L134 CoverageAnalysis]: Checked inductivity of 58511 backedges. 787 proven. 57722 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:32,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:32,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 612 states and 619 transitions. [2021-11-21 05:32:32,044 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 619 transitions. [2021-11-21 05:32:32,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 603 [2021-11-21 05:32:32,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:32,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 59105 backedges. 791 proven. 58312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:37,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 615 states and 622 transitions. [2021-11-21 05:32:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 622 transitions. [2021-11-21 05:32:37,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2021-11-21 05:32:37,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:37,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:38,078 INFO L134 CoverageAnalysis]: Checked inductivity of 59702 backedges. 795 proven. 58905 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:42,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:42,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 618 states and 625 transitions. [2021-11-21 05:32:42,322 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 625 transitions. [2021-11-21 05:32:42,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2021-11-21 05:32:42,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:42,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 60302 backedges. 799 proven. 59501 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:47,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:47,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 621 states and 628 transitions. [2021-11-21 05:32:47,935 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 628 transitions. [2021-11-21 05:32:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2021-11-21 05:32:47,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:47,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:49,019 INFO L134 CoverageAnalysis]: Checked inductivity of 60905 backedges. 803 proven. 60100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:53,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:53,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 624 states and 631 transitions. [2021-11-21 05:32:53,394 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 631 transitions. [2021-11-21 05:32:53,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2021-11-21 05:32:53,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:53,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 61511 backedges. 807 proven. 60702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:59,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:59,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 627 states and 634 transitions. [2021-11-21 05:32:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 634 transitions. [2021-11-21 05:32:59,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2021-11-21 05:32:59,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:59,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 62120 backedges. 811 proven. 61307 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:04,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 630 states and 637 transitions. [2021-11-21 05:33:04,525 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 637 transitions. [2021-11-21 05:33:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 621 [2021-11-21 05:33:04,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:04,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:05,682 INFO L134 CoverageAnalysis]: Checked inductivity of 62732 backedges. 815 proven. 61915 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:10,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 633 states and 640 transitions. [2021-11-21 05:33:10,158 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 640 transitions. [2021-11-21 05:33:10,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2021-11-21 05:33:10,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:10,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:11,330 INFO L134 CoverageAnalysis]: Checked inductivity of 63347 backedges. 819 proven. 62526 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:15,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 636 states and 643 transitions. [2021-11-21 05:33:15,838 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 643 transitions. [2021-11-21 05:33:15,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-11-21 05:33:15,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:15,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 63965 backedges. 823 proven. 63140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:21,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 639 states and 646 transitions. [2021-11-21 05:33:21,516 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 646 transitions. [2021-11-21 05:33:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2021-11-21 05:33:21,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:21,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:22,519 INFO L134 CoverageAnalysis]: Checked inductivity of 64586 backedges. 827 proven. 63757 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:27,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:27,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 642 states and 649 transitions. [2021-11-21 05:33:27,033 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 649 transitions. [2021-11-21 05:33:27,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2021-11-21 05:33:27,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:27,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:28,171 INFO L134 CoverageAnalysis]: Checked inductivity of 65210 backedges. 831 proven. 64377 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:32,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 645 states and 652 transitions. [2021-11-21 05:33:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 652 transitions. [2021-11-21 05:33:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2021-11-21 05:33:32,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:32,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 65837 backedges. 835 proven. 65000 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:38,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:38,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 648 states and 655 transitions. [2021-11-21 05:33:38,462 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 655 transitions. [2021-11-21 05:33:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2021-11-21 05:33:38,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:38,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:39,487 INFO L134 CoverageAnalysis]: Checked inductivity of 66467 backedges. 839 proven. 65626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 651 states and 658 transitions. [2021-11-21 05:33:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 658 transitions. [2021-11-21 05:33:44,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 642 [2021-11-21 05:33:44,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:44,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 67100 backedges. 843 proven. 66255 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:50,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:50,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 654 states and 661 transitions. [2021-11-21 05:33:50,021 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 661 transitions. [2021-11-21 05:33:50,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2021-11-21 05:33:50,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:50,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:51,314 INFO L134 CoverageAnalysis]: Checked inductivity of 67736 backedges. 847 proven. 66887 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 657 states and 664 transitions. [2021-11-21 05:33:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 664 transitions. [2021-11-21 05:33:56,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 648 [2021-11-21 05:33:56,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:56,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 68375 backedges. 851 proven. 67522 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:01,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 660 states and 667 transitions. [2021-11-21 05:34:01,760 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 667 transitions. [2021-11-21 05:34:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2021-11-21 05:34:01,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:01,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 69017 backedges. 855 proven. 68160 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:07,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 663 states and 670 transitions. [2021-11-21 05:34:07,454 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 670 transitions. [2021-11-21 05:34:07,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2021-11-21 05:34:07,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:07,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:08,662 INFO L134 CoverageAnalysis]: Checked inductivity of 69662 backedges. 859 proven. 68801 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 666 states and 673 transitions. [2021-11-21 05:34:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 673 transitions. [2021-11-21 05:34:13,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 657 [2021-11-21 05:34:13,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:13,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 70310 backedges. 863 proven. 69445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:18,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 669 states and 676 transitions. [2021-11-21 05:34:18,998 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 676 transitions. [2021-11-21 05:34:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2021-11-21 05:34:19,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:19,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:20,027 INFO L134 CoverageAnalysis]: Checked inductivity of 70961 backedges. 867 proven. 70092 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 672 states and 679 transitions. [2021-11-21 05:34:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 679 transitions. [2021-11-21 05:34:24,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2021-11-21 05:34:24,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:24,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 71615 backedges. 871 proven. 70742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:30,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:30,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 675 states and 682 transitions. [2021-11-21 05:34:30,521 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 682 transitions. [2021-11-21 05:34:30,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2021-11-21 05:34:30,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:30,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 72272 backedges. 875 proven. 71395 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:36,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 678 states and 685 transitions. [2021-11-21 05:34:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 685 transitions. [2021-11-21 05:34:36,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2021-11-21 05:34:36,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:36,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:37,568 INFO L134 CoverageAnalysis]: Checked inductivity of 72932 backedges. 879 proven. 72051 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:42,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:42,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 681 states and 688 transitions. [2021-11-21 05:34:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 688 transitions. [2021-11-21 05:34:42,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 672 [2021-11-21 05:34:42,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:42,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 73595 backedges. 883 proven. 72710 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:48,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 684 states and 691 transitions. [2021-11-21 05:34:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 691 transitions. [2021-11-21 05:34:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2021-11-21 05:34:48,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:48,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 74261 backedges. 887 proven. 73372 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:54,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 687 states and 694 transitions. [2021-11-21 05:34:54,076 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 694 transitions. [2021-11-21 05:34:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2021-11-21 05:34:54,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:54,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:55,303 INFO L134 CoverageAnalysis]: Checked inductivity of 74930 backedges. 891 proven. 74037 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.