./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fcf77da5263056f8d62c4caf3b92919690d80ef4ff864a75d0d8d1eec10bdccf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:41:32,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:41:32,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:41:32,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:41:32,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:41:32,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:41:32,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:41:32,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:41:32,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:41:32,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:41:32,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:41:32,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:41:32,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:41:32,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:41:32,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:41:32,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:41:32,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:41:32,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:41:32,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:41:32,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:41:32,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:41:32,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:41:32,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:41:32,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:41:32,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:41:32,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:41:32,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:41:32,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:41:32,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:41:32,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:41:32,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:41:32,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:41:32,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:41:32,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:41:32,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:41:32,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:41:32,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:41:32,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:41:32,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:41:32,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:41:32,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:41:32,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:41:33,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:41:33,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:41:33,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:41:33,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:41:33,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:41:33,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:41:33,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:41:33,034 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:41:33,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:41:33,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:41:33,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:41:33,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:41:33,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:41:33,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:41:33,036 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:41:33,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:41:33,037 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:41:33,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:41:33,037 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:41:33,043 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:41:33,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:41:33,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:41:33,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:41:33,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:41:33,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:41:33,045 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:41:33,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:41:33,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:41:33,045 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_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcf77da5263056f8d62c4caf3b92919690d80ef4ff864a75d0d8d1eec10bdccf [2021-11-23 01:41:33,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:41:33,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:41:33,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:41:33,371 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:41:33,372 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:41:33,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-simple/nested_4.c [2021-11-23 01:41:33,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/data/90a86dd83/36845bb937284787898218e9fe724bef/FLAG9b2336bc5 [2021-11-23 01:41:33,939 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:41:33,940 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/sv-benchmarks/c/loop-simple/nested_4.c [2021-11-23 01:41:33,948 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/data/90a86dd83/36845bb937284787898218e9fe724bef/FLAG9b2336bc5 [2021-11-23 01:41:34,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/data/90a86dd83/36845bb937284787898218e9fe724bef [2021-11-23 01:41:34,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:41:34,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:41:34,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:41:34,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:41:34,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:41:34,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b6471cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34, skipping insertion in model container [2021-11-23 01:41:34,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:41:34,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:41:34,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/sv-benchmarks/c/loop-simple/nested_4.c[841,854] [2021-11-23 01:41:34,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:41:34,532 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:41:34,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/sv-benchmarks/c/loop-simple/nested_4.c[841,854] [2021-11-23 01:41:34,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:41:34,564 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:41:34,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34 WrapperNode [2021-11-23 01:41:34,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:41:34,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:41:34,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:41:34,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:41:34,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,600 INFO L137 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2021-11-23 01:41:34,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:41:34,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:41:34,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:41:34,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:41:34,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:41:34,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:41:34,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:41:34,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:41:34,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:41:34,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:41:34,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:41:34,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e4bb5-76d2-4418-96cb-bda1ba156c4f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:41:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:41:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:41:34,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:41:34,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:41:34,752 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:41:34,753 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:41:34,859 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:41:34,886 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:41:34,887 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 01:41:34,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:41:34 BoogieIcfgContainer [2021-11-23 01:41:34,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:41:34,890 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:41:34,890 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:41:34,898 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:41:34,899 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:41:34" (1/1) ... [2021-11-23 01:41:34,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:41:34,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:34,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2021-11-23 01:41:34,970 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-23 01:41:34,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:41:34,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:34,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-23 01:41:35,157 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-23 01:41:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:41:35,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:35,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-23 01:41:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-23 01:41:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:41:35,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:35,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:35,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:35,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2021-11-23 01:41:35,354 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2021-11-23 01:41:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:41:35,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:35,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:35,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:35,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-23 01:41:35,467 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-23 01:41:35,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:41:35,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:35,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:35,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2021-11-23 01:41:35,622 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2021-11-23 01:41:35,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:41:35,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:35,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:41:36,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:36,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2021-11-23 01:41:36,058 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2021-11-23 01:41:36,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:41:36,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:36,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:41:37,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:37,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2021-11-23 01:41:37,239 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2021-11-23 01:41:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:41:37,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:37,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:37,345 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 01:41:40,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:40,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 51 states and 95 transitions. [2021-11-23 01:41:40,520 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 95 transitions. [2021-11-23 01:41:40,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:41:40,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:40,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 81 proven. 3 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-11-23 01:41:40,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:40,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2021-11-23 01:41:40,876 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2021-11-23 01:41:40,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:41:40,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:40,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:41,033 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 102 proven. 6 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-11-23 01:41:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 97 transitions. [2021-11-23 01:41:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2021-11-23 01:41:41,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:41:41,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:41,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 123 proven. 10 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-11-23 01:41:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2021-11-23 01:41:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2021-11-23 01:41:41,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:41:41,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:41,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:41,799 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 144 proven. 15 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-11-23 01:41:42,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:42,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 55 states and 98 transitions. [2021-11-23 01:41:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 98 transitions. [2021-11-23 01:41:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:41:42,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:42,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 214 proven. 24 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-11-23 01:41:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 59 states and 105 transitions. [2021-11-23 01:41:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 105 transitions. [2021-11-23 01:41:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:41:43,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:43,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 260 proven. 3 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 01:41:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 106 transitions. [2021-11-23 01:41:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 106 transitions. [2021-11-23 01:41:43,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:41:43,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:43,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:43,425 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 01:41:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2021-11-23 01:41:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2021-11-23 01:41:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:41:43,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:43,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:43,696 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 316 proven. 10 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 01:41:43,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:43,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2021-11-23 01:41:43,900 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2021-11-23 01:41:43,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:41:43,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:43,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 344 proven. 15 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 01:41:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:44,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2021-11-23 01:41:44,147 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2021-11-23 01:41:44,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:41:44,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:44,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:44,273 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 349 proven. 97 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:41:45,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:45,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 67 states and 115 transitions. [2021-11-23 01:41:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 115 transitions. [2021-11-23 01:41:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:41:45,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:45,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:45,143 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 439 proven. 3 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-23 01:41:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 68 states and 116 transitions. [2021-11-23 01:41:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 116 transitions. [2021-11-23 01:41:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:41:45,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:45,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 474 proven. 6 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-23 01:41:45,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2021-11-23 01:41:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2021-11-23 01:41:45,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:41:45,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:45,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 509 proven. 10 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-23 01:41:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2021-11-23 01:41:45,905 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2021-11-23 01:41:45,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:41:45,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:45,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 544 proven. 15 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-23 01:41:46,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 118 transitions. [2021-11-23 01:41:46,225 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2021-11-23 01:41:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:41:46,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:46,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 484 proven. 220 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2021-11-23 01:41:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 75 states and 125 transitions. [2021-11-23 01:41:47,270 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 125 transitions. [2021-11-23 01:41:47,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:41:47,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:47,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:47,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 618 proven. 3 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-11-23 01:41:47,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 76 states and 126 transitions. [2021-11-23 01:41:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 126 transitions. [2021-11-23 01:41:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:41:47,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:47,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 660 proven. 6 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-11-23 01:41:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 77 states and 127 transitions. [2021-11-23 01:41:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 127 transitions. [2021-11-23 01:41:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:41:47,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:47,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 702 proven. 10 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-11-23 01:41:48,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2021-11-23 01:41:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2021-11-23 01:41:48,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:41:48,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:48,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1251 backedges. 744 proven. 15 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-11-23 01:41:48,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:48,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 79 states and 128 transitions. [2021-11-23 01:41:48,549 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2021-11-23 01:41:48,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:41:48,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:48,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 619 proven. 393 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:41:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 134 transitions. [2021-11-23 01:41:49,883 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2021-11-23 01:41:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:41:49,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:49,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:49,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 797 proven. 3 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-11-23 01:41:50,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2021-11-23 01:41:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2021-11-23 01:41:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:41:50,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:50,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:50,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 846 proven. 6 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-11-23 01:41:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2021-11-23 01:41:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2021-11-23 01:41:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:41:50,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:50,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:50,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 895 proven. 10 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-11-23 01:41:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2021-11-23 01:41:50,955 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2021-11-23 01:41:50,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:41:50,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:50,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:50,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1623 backedges. 944 proven. 15 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-11-23 01:41:51,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:51,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 87 states and 137 transitions. [2021-11-23 01:41:51,353 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2021-11-23 01:41:51,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:41:51,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:51,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 856 proven. 3 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2021-11-23 01:41:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:51,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2021-11-23 01:41:51,704 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2021-11-23 01:41:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:41:51,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:51,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:51,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1734 backedges. 909 proven. 6 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2021-11-23 01:41:52,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:52,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2021-11-23 01:41:52,068 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2021-11-23 01:41:52,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:41:52,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:52,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:52,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1791 backedges. 962 proven. 10 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2021-11-23 01:41:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 90 states and 140 transitions. [2021-11-23 01:41:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2021-11-23 01:41:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:41:52,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:52,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:52,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1849 backedges. 1015 proven. 15 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2021-11-23 01:41:52,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2021-11-23 01:41:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2021-11-23 01:41:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:41:52,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:52,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 647 proven. 276 refuted. 0 times theorem prover too weak. 985 trivial. 0 not checked. [2021-11-23 01:41:55,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:55,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 101 states and 159 transitions. [2021-11-23 01:41:55,812 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 159 transitions. [2021-11-23 01:41:55,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:41:55,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:55,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 1171 proven. 3 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2021-11-23 01:41:56,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2021-11-23 01:41:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2021-11-23 01:41:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:41:56,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:56,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:56,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2406 backedges. 1234 proven. 6 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2021-11-23 01:41:56,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 103 states and 161 transitions. [2021-11-23 01:41:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2021-11-23 01:41:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:41:56,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:56,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2473 backedges. 1297 proven. 10 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2021-11-23 01:41:56,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:56,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-23 01:41:56,981 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-23 01:41:56,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:41:56,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:56,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:57,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2541 backedges. 1360 proven. 15 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2021-11-23 01:41:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 105 states and 162 transitions. [2021-11-23 01:41:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 162 transitions. [2021-11-23 01:41:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:41:57,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:57,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2610 backedges. 1479 proven. 24 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2021-11-23 01:41:58,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:58,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2021-11-23 01:41:58,743 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2021-11-23 01:41:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:41:58,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:58,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2842 backedges. 1350 proven. 3 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2021-11-23 01:41:59,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:59,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2021-11-23 01:41:59,144 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2021-11-23 01:41:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:41:59,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:59,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2915 backedges. 1420 proven. 6 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2021-11-23 01:41:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 111 states and 171 transitions. [2021-11-23 01:41:59,516 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2021-11-23 01:41:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:41:59,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:59,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:59,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2989 backedges. 1490 proven. 10 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2021-11-23 01:41:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 172 transitions. [2021-11-23 01:41:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2021-11-23 01:41:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:41:59,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:59,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3064 backedges. 1560 proven. 15 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2021-11-23 01:42:00,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:00,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 113 states and 172 transitions. [2021-11-23 01:42:00,519 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 172 transitions. [2021-11-23 01:42:00,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:42:00,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:00,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 3140 backedges. 1915 proven. 97 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2021-11-23 01:42:01,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:01,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 117 states and 179 transitions. [2021-11-23 01:42:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2021-11-23 01:42:01,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:42:01,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:01,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3394 backedges. 1529 proven. 3 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2021-11-23 01:42:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:02,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2021-11-23 01:42:02,287 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2021-11-23 01:42:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:42:02,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:02,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:02,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3474 backedges. 1606 proven. 6 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2021-11-23 01:42:02,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:02,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 119 states and 181 transitions. [2021-11-23 01:42:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 181 transitions. [2021-11-23 01:42:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:42:02,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:02,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:02,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3555 backedges. 1683 proven. 10 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2021-11-23 01:42:03,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 120 states and 182 transitions. [2021-11-23 01:42:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2021-11-23 01:42:03,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:42:03,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:03,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3637 backedges. 1760 proven. 15 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2021-11-23 01:42:03,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:03,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 121 states and 182 transitions. [2021-11-23 01:42:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 182 transitions. [2021-11-23 01:42:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:42:03,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:03,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:03,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3720 backedges. 2351 proven. 220 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2021-11-23 01:42:05,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 125 states and 189 transitions. [2021-11-23 01:42:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 189 transitions. [2021-11-23 01:42:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:42:05,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:05,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1708 proven. 3 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2021-11-23 01:42:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 190 transitions. [2021-11-23 01:42:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 190 transitions. [2021-11-23 01:42:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:42:05,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:05,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:05,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 1792 proven. 6 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2021-11-23 01:42:05,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:05,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 127 states and 191 transitions. [2021-11-23 01:42:05,996 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 191 transitions. [2021-11-23 01:42:05,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:42:05,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:05,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 1876 proven. 10 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2021-11-23 01:42:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:06,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 128 states and 192 transitions. [2021-11-23 01:42:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 192 transitions. [2021-11-23 01:42:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:42:06,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:06,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 1960 proven. 15 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2021-11-23 01:42:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 129 states and 192 transitions. [2021-11-23 01:42:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2021-11-23 01:42:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:42:06,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:06,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:06,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2787 proven. 393 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2021-11-23 01:42:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 133 states and 198 transitions. [2021-11-23 01:42:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2021-11-23 01:42:08,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:42:08,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:08,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:08,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4648 backedges. 1887 proven. 3 refuted. 0 times theorem prover too weak. 2758 trivial. 0 not checked. [2021-11-23 01:42:08,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:08,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 134 states and 199 transitions. [2021-11-23 01:42:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 199 transitions. [2021-11-23 01:42:08,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:42:08,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:08,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:08,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4742 backedges. 1978 proven. 6 refuted. 0 times theorem prover too weak. 2758 trivial. 0 not checked. [2021-11-23 01:42:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 135 states and 200 transitions. [2021-11-23 01:42:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 200 transitions. [2021-11-23 01:42:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 01:42:09,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:09,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:09,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4837 backedges. 2069 proven. 10 refuted. 0 times theorem prover too weak. 2758 trivial. 0 not checked. [2021-11-23 01:42:09,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:09,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 136 states and 201 transitions. [2021-11-23 01:42:09,831 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 201 transitions. [2021-11-23 01:42:09,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:42:09,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:09,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:09,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4933 backedges. 2160 proven. 15 refuted. 0 times theorem prover too weak. 2758 trivial. 0 not checked. [2021-11-23 01:42:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:10,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 137 states and 201 transitions. [2021-11-23 01:42:10,364 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 201 transitions. [2021-11-23 01:42:10,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:42:10,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:10,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:10,405 INFO L134 CoverageAnalysis]: Checked inductivity of 5030 backedges. 1813 proven. 3 refuted. 0 times theorem prover too weak. 3214 trivial. 0 not checked. [2021-11-23 01:42:10,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:10,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 138 states and 202 transitions. [2021-11-23 01:42:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 202 transitions. [2021-11-23 01:42:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:42:10,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:10,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:10,840 INFO L134 CoverageAnalysis]: Checked inductivity of 5128 backedges. 1908 proven. 6 refuted. 0 times theorem prover too weak. 3214 trivial. 0 not checked. [2021-11-23 01:42:11,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:11,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 139 states and 203 transitions. [2021-11-23 01:42:11,213 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 203 transitions. [2021-11-23 01:42:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:42:11,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:11,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 5227 backedges. 2003 proven. 10 refuted. 0 times theorem prover too weak. 3214 trivial. 0 not checked. [2021-11-23 01:42:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 140 states and 204 transitions. [2021-11-23 01:42:11,744 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 204 transitions. [2021-11-23 01:42:11,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:42:11,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:11,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 5327 backedges. 2098 proven. 15 refuted. 0 times theorem prover too weak. 3214 trivial. 0 not checked. [2021-11-23 01:42:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:12,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 141 states and 204 transitions. [2021-11-23 01:42:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 204 transitions. [2021-11-23 01:42:12,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:42:12,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:12,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:12,491 INFO L134 CoverageAnalysis]: Checked inductivity of 5428 backedges. 1196 proven. 2365 refuted. 0 times theorem prover too weak. 1867 trivial. 0 not checked. [2021-11-23 01:42:16,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 223 transitions. [2021-11-23 01:42:16,118 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 223 transitions. [2021-11-23 01:42:16,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 01:42:16,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:16,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6134 backedges. 2261 proven. 3 refuted. 0 times theorem prover too weak. 3870 trivial. 0 not checked. [2021-11-23 01:42:16,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:16,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 152 states and 224 transitions. [2021-11-23 01:42:16,646 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 224 transitions. [2021-11-23 01:42:16,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:42:16,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:16,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:16,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6242 backedges. 2366 proven. 6 refuted. 0 times theorem prover too weak. 3870 trivial. 0 not checked. [2021-11-23 01:42:17,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 153 states and 225 transitions. [2021-11-23 01:42:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 225 transitions. [2021-11-23 01:42:17,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:42:17,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:17,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:17,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6351 backedges. 2471 proven. 10 refuted. 0 times theorem prover too weak. 3870 trivial. 0 not checked. [2021-11-23 01:42:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:17,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 154 states and 226 transitions. [2021-11-23 01:42:17,612 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2021-11-23 01:42:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 01:42:17,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:17,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 6461 backedges. 2576 proven. 15 refuted. 0 times theorem prover too weak. 3870 trivial. 0 not checked. [2021-11-23 01:42:18,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 155 states and 226 transitions. [2021-11-23 01:42:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 226 transitions. [2021-11-23 01:42:18,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 01:42:18,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:18,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 6572 backedges. 2744 proven. 24 refuted. 0 times theorem prover too weak. 3804 trivial. 0 not checked. [2021-11-23 01:42:19,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:19,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 159 states and 233 transitions. [2021-11-23 01:42:19,774 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 233 transitions. [2021-11-23 01:42:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 01:42:19,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:19,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 6937 backedges. 2440 proven. 3 refuted. 0 times theorem prover too weak. 4494 trivial. 0 not checked. [2021-11-23 01:42:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:20,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 160 states and 234 transitions. [2021-11-23 01:42:20,339 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 234 transitions. [2021-11-23 01:42:20,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 01:42:20,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:20,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 7052 backedges. 2552 proven. 6 refuted. 0 times theorem prover too weak. 4494 trivial. 0 not checked. [2021-11-23 01:42:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:20,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 161 states and 235 transitions. [2021-11-23 01:42:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 235 transitions. [2021-11-23 01:42:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:42:20,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:20,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:20,961 INFO L134 CoverageAnalysis]: Checked inductivity of 7168 backedges. 2664 proven. 10 refuted. 0 times theorem prover too weak. 4494 trivial. 0 not checked. [2021-11-23 01:42:21,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:21,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 162 states and 236 transitions. [2021-11-23 01:42:21,416 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 236 transitions. [2021-11-23 01:42:21,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:42:21,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:21,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:21,465 INFO L134 CoverageAnalysis]: Checked inductivity of 7285 backedges. 2776 proven. 15 refuted. 0 times theorem prover too weak. 4494 trivial. 0 not checked. [2021-11-23 01:42:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:22,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 163 states and 236 transitions. [2021-11-23 01:42:22,016 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 236 transitions. [2021-11-23 01:42:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:42:22,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:22,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 7403 backedges. 3481 proven. 97 refuted. 0 times theorem prover too weak. 3825 trivial. 0 not checked. [2021-11-23 01:42:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 167 states and 243 transitions. [2021-11-23 01:42:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 243 transitions. [2021-11-23 01:42:23,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 01:42:23,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:23,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 7790 backedges. 2619 proven. 3 refuted. 0 times theorem prover too weak. 5168 trivial. 0 not checked. [2021-11-23 01:42:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 168 states and 244 transitions. [2021-11-23 01:42:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 244 transitions. [2021-11-23 01:42:24,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:42:24,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:24,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:24,350 INFO L134 CoverageAnalysis]: Checked inductivity of 7912 backedges. 2738 proven. 6 refuted. 0 times theorem prover too weak. 5168 trivial. 0 not checked. [2021-11-23 01:42:24,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 169 states and 245 transitions. [2021-11-23 01:42:24,772 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 245 transitions. [2021-11-23 01:42:24,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:42:24,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:24,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:24,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8035 backedges. 2857 proven. 10 refuted. 0 times theorem prover too weak. 5168 trivial. 0 not checked. [2021-11-23 01:42:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 170 states and 246 transitions. [2021-11-23 01:42:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 246 transitions. [2021-11-23 01:42:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:42:25,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:25,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:25,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8159 backedges. 2976 proven. 15 refuted. 0 times theorem prover too weak. 5168 trivial. 0 not checked. [2021-11-23 01:42:25,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 171 states and 246 transitions. [2021-11-23 01:42:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2021-11-23 01:42:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:42:25,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:25,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8284 backedges. 4218 proven. 220 refuted. 0 times theorem prover too weak. 3846 trivial. 0 not checked. [2021-11-23 01:42:27,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:27,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 175 states and 253 transitions. [2021-11-23 01:42:27,665 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 253 transitions. [2021-11-23 01:42:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 01:42:27,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:27,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:27,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8693 backedges. 2798 proven. 3 refuted. 0 times theorem prover too weak. 5892 trivial. 0 not checked. [2021-11-23 01:42:28,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:28,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 176 states and 254 transitions. [2021-11-23 01:42:28,356 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 254 transitions. [2021-11-23 01:42:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-23 01:42:28,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:28,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:28,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8822 backedges. 2924 proven. 6 refuted. 0 times theorem prover too weak. 5892 trivial. 0 not checked. [2021-11-23 01:42:28,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 177 states and 255 transitions. [2021-11-23 01:42:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 255 transitions. [2021-11-23 01:42:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:42:28,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:28,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8952 backedges. 3050 proven. 10 refuted. 0 times theorem prover too weak. 5892 trivial. 0 not checked. [2021-11-23 01:42:29,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:29,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 178 states and 256 transitions. [2021-11-23 01:42:29,504 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 256 transitions. [2021-11-23 01:42:29,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:42:29,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:29,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 9083 backedges. 3176 proven. 15 refuted. 0 times theorem prover too weak. 5892 trivial. 0 not checked. [2021-11-23 01:42:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 179 states and 256 transitions. [2021-11-23 01:42:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 256 transitions. [2021-11-23 01:42:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 01:42:30,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:30,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:30,180 INFO L134 CoverageAnalysis]: Checked inductivity of 9215 backedges. 4955 proven. 393 refuted. 0 times theorem prover too weak. 3867 trivial. 0 not checked. [2021-11-23 01:42:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:32,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 183 states and 262 transitions. [2021-11-23 01:42:32,215 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 262 transitions. [2021-11-23 01:42:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 01:42:32,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:32,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:32,266 INFO L134 CoverageAnalysis]: Checked inductivity of 9646 backedges. 2977 proven. 3 refuted. 0 times theorem prover too weak. 6666 trivial. 0 not checked. [2021-11-23 01:42:32,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:32,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 184 states and 263 transitions. [2021-11-23 01:42:32,730 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 263 transitions. [2021-11-23 01:42:32,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 01:42:32,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:32,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:32,780 INFO L134 CoverageAnalysis]: Checked inductivity of 9782 backedges. 3110 proven. 6 refuted. 0 times theorem prover too weak. 6666 trivial. 0 not checked. [2021-11-23 01:42:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:33,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 185 states and 264 transitions. [2021-11-23 01:42:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 264 transitions. [2021-11-23 01:42:33,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 01:42:33,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:33,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 9919 backedges. 3243 proven. 10 refuted. 0 times theorem prover too weak. 6666 trivial. 0 not checked. [2021-11-23 01:42:33,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 186 states and 265 transitions. [2021-11-23 01:42:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 265 transitions. [2021-11-23 01:42:33,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-23 01:42:33,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:33,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:33,954 INFO L134 CoverageAnalysis]: Checked inductivity of 10057 backedges. 3376 proven. 15 refuted. 0 times theorem prover too weak. 6666 trivial. 0 not checked. [2021-11-23 01:42:34,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 187 states and 265 transitions. [2021-11-23 01:42:34,435 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 265 transitions. [2021-11-23 01:42:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:42:34,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:34,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:34,479 INFO L134 CoverageAnalysis]: Checked inductivity of 10196 backedges. 2770 proven. 3 refuted. 0 times theorem prover too weak. 7423 trivial. 0 not checked. [2021-11-23 01:42:34,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:34,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 188 states and 266 transitions. [2021-11-23 01:42:34,938 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 266 transitions. [2021-11-23 01:42:34,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:42:34,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:34,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:34,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10336 backedges. 2907 proven. 6 refuted. 0 times theorem prover too weak. 7423 trivial. 0 not checked. [2021-11-23 01:42:35,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:35,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 189 states and 267 transitions. [2021-11-23 01:42:35,573 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 267 transitions. [2021-11-23 01:42:35,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 01:42:35,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:35,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:35,630 INFO L134 CoverageAnalysis]: Checked inductivity of 10477 backedges. 3044 proven. 10 refuted. 0 times theorem prover too weak. 7423 trivial. 0 not checked. [2021-11-23 01:42:36,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:36,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 190 states and 268 transitions. [2021-11-23 01:42:36,114 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 268 transitions. [2021-11-23 01:42:36,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-23 01:42:36,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:36,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:36,169 INFO L134 CoverageAnalysis]: Checked inductivity of 10619 backedges. 3181 proven. 15 refuted. 0 times theorem prover too weak. 7423 trivial. 0 not checked. [2021-11-23 01:42:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 191 states and 268 transitions. [2021-11-23 01:42:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 268 transitions. [2021-11-23 01:42:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:42:36,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:36,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10762 backedges. 1745 proven. 6268 refuted. 0 times theorem prover too weak. 2749 trivial. 0 not checked. [2021-11-23 01:42:41,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:41,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 201 states and 287 transitions. [2021-11-23 01:42:41,859 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 287 transitions. [2021-11-23 01:42:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 01:42:41,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:41,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 11742 backedges. 3351 proven. 3 refuted. 0 times theorem prover too weak. 8388 trivial. 0 not checked. [2021-11-23 01:42:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 202 states and 288 transitions. [2021-11-23 01:42:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 288 transitions. [2021-11-23 01:42:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-23 01:42:42,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:42,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 11892 backedges. 3498 proven. 6 refuted. 0 times theorem prover too weak. 8388 trivial. 0 not checked. [2021-11-23 01:42:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 203 states and 289 transitions. [2021-11-23 01:42:43,002 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 289 transitions. [2021-11-23 01:42:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 01:42:43,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:43,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:43,061 INFO L134 CoverageAnalysis]: Checked inductivity of 12043 backedges. 3645 proven. 10 refuted. 0 times theorem prover too weak. 8388 trivial. 0 not checked. [2021-11-23 01:42:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 204 states and 290 transitions. [2021-11-23 01:42:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 290 transitions. [2021-11-23 01:42:43,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-23 01:42:43,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:43,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12195 backedges. 3792 proven. 15 refuted. 0 times theorem prover too weak. 8388 trivial. 0 not checked. [2021-11-23 01:42:44,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 205 states and 290 transitions. [2021-11-23 01:42:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 290 transitions. [2021-11-23 01:42:44,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 01:42:44,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:44,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12348 backedges. 4009 proven. 24 refuted. 0 times theorem prover too weak. 8315 trivial. 0 not checked. [2021-11-23 01:42:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 209 states and 297 transitions. [2021-11-23 01:42:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 297 transitions. [2021-11-23 01:42:46,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 01:42:46,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:46,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:46,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12846 backedges. 3530 proven. 3 refuted. 0 times theorem prover too weak. 9313 trivial. 0 not checked. [2021-11-23 01:42:46,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:46,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 210 states and 298 transitions. [2021-11-23 01:42:46,846 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 298 transitions. [2021-11-23 01:42:46,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 01:42:46,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:46,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:46,899 INFO L134 CoverageAnalysis]: Checked inductivity of 13003 backedges. 3684 proven. 6 refuted. 0 times theorem prover too weak. 9313 trivial. 0 not checked. [2021-11-23 01:42:47,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:47,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 211 states and 299 transitions. [2021-11-23 01:42:47,431 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 299 transitions. [2021-11-23 01:42:47,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 01:42:47,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:47,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:47,483 INFO L134 CoverageAnalysis]: Checked inductivity of 13161 backedges. 3838 proven. 10 refuted. 0 times theorem prover too weak. 9313 trivial. 0 not checked. [2021-11-23 01:42:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 212 states and 300 transitions. [2021-11-23 01:42:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 300 transitions. [2021-11-23 01:42:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 01:42:48,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:48,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:48,056 INFO L134 CoverageAnalysis]: Checked inductivity of 13320 backedges. 3992 proven. 15 refuted. 0 times theorem prover too weak. 9313 trivial. 0 not checked. [2021-11-23 01:42:48,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:48,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 213 states and 300 transitions. [2021-11-23 01:42:48,602 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 300 transitions. [2021-11-23 01:42:48,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 01:42:48,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:48,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:48,656 INFO L134 CoverageAnalysis]: Checked inductivity of 13480 backedges. 5047 proven. 97 refuted. 0 times theorem prover too weak. 8336 trivial. 0 not checked. [2021-11-23 01:42:50,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:50,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 217 states and 307 transitions. [2021-11-23 01:42:50,763 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 307 transitions. [2021-11-23 01:42:50,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 01:42:50,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:50,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:50,823 INFO L134 CoverageAnalysis]: Checked inductivity of 14000 backedges. 3709 proven. 3 refuted. 0 times theorem prover too weak. 10288 trivial. 0 not checked. [2021-11-23 01:42:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 218 states and 308 transitions. [2021-11-23 01:42:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 308 transitions. [2021-11-23 01:42:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 01:42:51,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:51,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 14164 backedges. 3870 proven. 6 refuted. 0 times theorem prover too weak. 10288 trivial. 0 not checked. [2021-11-23 01:42:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 219 states and 309 transitions. [2021-11-23 01:42:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 309 transitions. [2021-11-23 01:42:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 01:42:51,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:51,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:51,971 INFO L134 CoverageAnalysis]: Checked inductivity of 14329 backedges. 4031 proven. 10 refuted. 0 times theorem prover too weak. 10288 trivial. 0 not checked. [2021-11-23 01:42:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:52,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 220 states and 310 transitions. [2021-11-23 01:42:52,510 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 310 transitions. [2021-11-23 01:42:52,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-23 01:42:52,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:52,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 14495 backedges. 4192 proven. 15 refuted. 0 times theorem prover too weak. 10288 trivial. 0 not checked. [2021-11-23 01:42:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 221 states and 310 transitions. [2021-11-23 01:42:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 310 transitions. [2021-11-23 01:42:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 01:42:53,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:53,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 14662 backedges. 6085 proven. 220 refuted. 0 times theorem prover too weak. 8357 trivial. 0 not checked. [2021-11-23 01:42:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 225 states and 317 transitions. [2021-11-23 01:42:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 317 transitions. [2021-11-23 01:42:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-23 01:42:55,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:55,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:55,495 INFO L134 CoverageAnalysis]: Checked inductivity of 15204 backedges. 3888 proven. 3 refuted. 0 times theorem prover too weak. 11313 trivial. 0 not checked. [2021-11-23 01:42:56,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:56,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 226 states and 318 transitions. [2021-11-23 01:42:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 318 transitions. [2021-11-23 01:42:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-23 01:42:56,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:56,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 15375 backedges. 4056 proven. 6 refuted. 0 times theorem prover too weak. 11313 trivial. 0 not checked. [2021-11-23 01:42:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:56,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 227 states and 319 transitions. [2021-11-23 01:42:56,799 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 319 transitions. [2021-11-23 01:42:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 01:42:56,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:56,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 15547 backedges. 4224 proven. 10 refuted. 0 times theorem prover too weak. 11313 trivial. 0 not checked. [2021-11-23 01:42:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 228 states and 320 transitions. [2021-11-23 01:42:57,462 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 320 transitions. [2021-11-23 01:42:57,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-23 01:42:57,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:57,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 15720 backedges. 4392 proven. 15 refuted. 0 times theorem prover too weak. 11313 trivial. 0 not checked. [2021-11-23 01:42:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 229 states and 320 transitions. [2021-11-23 01:42:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 320 transitions. [2021-11-23 01:42:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-23 01:42:58,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:58,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 15894 backedges. 7123 proven. 393 refuted. 0 times theorem prover too weak. 8378 trivial. 0 not checked. [2021-11-23 01:43:00,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 233 states and 326 transitions. [2021-11-23 01:43:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 326 transitions. [2021-11-23 01:43:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:43:00,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:00,617 INFO L134 CoverageAnalysis]: Checked inductivity of 16458 backedges. 4067 proven. 3 refuted. 0 times theorem prover too weak. 12388 trivial. 0 not checked. [2021-11-23 01:43:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:01,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 234 states and 327 transitions. [2021-11-23 01:43:01,194 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 327 transitions. [2021-11-23 01:43:01,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 01:43:01,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:01,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 16636 backedges. 4242 proven. 6 refuted. 0 times theorem prover too weak. 12388 trivial. 0 not checked. [2021-11-23 01:43:01,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 235 states and 328 transitions. [2021-11-23 01:43:01,817 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 328 transitions. [2021-11-23 01:43:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 01:43:01,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:01,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 16815 backedges. 4417 proven. 10 refuted. 0 times theorem prover too weak. 12388 trivial. 0 not checked. [2021-11-23 01:43:02,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:02,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 236 states and 329 transitions. [2021-11-23 01:43:02,451 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 329 transitions. [2021-11-23 01:43:02,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 01:43:02,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:02,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:02,501 INFO L134 CoverageAnalysis]: Checked inductivity of 16995 backedges. 4592 proven. 15 refuted. 0 times theorem prover too weak. 12388 trivial. 0 not checked. [2021-11-23 01:43:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 237 states and 329 transitions. [2021-11-23 01:43:03,101 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 329 transitions. [2021-11-23 01:43:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-23 01:43:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:03,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 17176 backedges. 3727 proven. 3 refuted. 0 times theorem prover too weak. 13446 trivial. 0 not checked. [2021-11-23 01:43:03,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:03,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 238 states and 330 transitions. [2021-11-23 01:43:03,720 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 330 transitions. [2021-11-23 01:43:03,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 01:43:03,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:03,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17358 backedges. 3906 proven. 6 refuted. 0 times theorem prover too weak. 13446 trivial. 0 not checked. [2021-11-23 01:43:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:04,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 239 states and 331 transitions. [2021-11-23 01:43:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 331 transitions. [2021-11-23 01:43:04,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 01:43:04,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:04,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 17541 backedges. 4085 proven. 10 refuted. 0 times theorem prover too weak. 13446 trivial. 0 not checked. [2021-11-23 01:43:05,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 240 states and 332 transitions. [2021-11-23 01:43:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 332 transitions. [2021-11-23 01:43:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 01:43:05,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:05,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 17725 backedges. 4264 proven. 15 refuted. 0 times theorem prover too weak. 13446 trivial. 0 not checked. [2021-11-23 01:43:05,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 241 states and 332 transitions. [2021-11-23 01:43:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 332 transitions. [2021-11-23 01:43:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 01:43:05,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:05,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 17910 backedges. 2294 proven. 11985 refuted. 0 times theorem prover too weak. 3631 trivial. 0 not checked. [2021-11-23 01:43:12,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 251 states and 350 transitions. [2021-11-23 01:43:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 350 transitions. [2021-11-23 01:43:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 01:43:12,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:12,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 19164 backedges. 4441 proven. 3 refuted. 0 times theorem prover too weak. 14720 trivial. 0 not checked. [2021-11-23 01:43:12,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:12,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 252 states and 351 transitions. [2021-11-23 01:43:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 351 transitions. [2021-11-23 01:43:12,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 01:43:12,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:12,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:12,760 INFO L134 CoverageAnalysis]: Checked inductivity of 19356 backedges. 4630 proven. 6 refuted. 0 times theorem prover too weak. 14720 trivial. 0 not checked. [2021-11-23 01:43:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-23 01:43:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-23 01:43:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 01:43:13,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:13,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:13,546 INFO L134 CoverageAnalysis]: Checked inductivity of 19549 backedges. 4819 proven. 10 refuted. 0 times theorem prover too weak. 14720 trivial. 0 not checked. [2021-11-23 01:43:14,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:14,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 254 states and 353 transitions. [2021-11-23 01:43:14,168 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 353 transitions. [2021-11-23 01:43:14,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 01:43:14,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:14,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 19743 backedges. 5008 proven. 15 refuted. 0 times theorem prover too weak. 14720 trivial. 0 not checked. [2021-11-23 01:43:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 255 states and 353 transitions. [2021-11-23 01:43:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 353 transitions. [2021-11-23 01:43:14,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 01:43:14,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:14,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:14,924 INFO L134 CoverageAnalysis]: Checked inductivity of 19938 backedges. 5274 proven. 24 refuted. 0 times theorem prover too weak. 14640 trivial. 0 not checked. [2021-11-23 01:43:17,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:17,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 259 states and 360 transitions. [2021-11-23 01:43:17,363 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 360 transitions. [2021-11-23 01:43:17,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 01:43:17,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:17,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:17,418 INFO L134 CoverageAnalysis]: Checked inductivity of 20569 backedges. 4620 proven. 3 refuted. 0 times theorem prover too weak. 15946 trivial. 0 not checked. [2021-11-23 01:43:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 260 states and 361 transitions. [2021-11-23 01:43:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 361 transitions. [2021-11-23 01:43:18,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-23 01:43:18,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:18,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 20768 backedges. 4816 proven. 6 refuted. 0 times theorem prover too weak. 15946 trivial. 0 not checked. [2021-11-23 01:43:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 261 states and 362 transitions. [2021-11-23 01:43:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 362 transitions. [2021-11-23 01:43:18,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:43:18,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:18,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 20968 backedges. 5012 proven. 10 refuted. 0 times theorem prover too weak. 15946 trivial. 0 not checked. [2021-11-23 01:43:19,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:19,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 262 states and 363 transitions. [2021-11-23 01:43:19,579 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 363 transitions. [2021-11-23 01:43:19,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-23 01:43:19,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:19,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 21169 backedges. 5208 proven. 15 refuted. 0 times theorem prover too weak. 15946 trivial. 0 not checked. [2021-11-23 01:43:20,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:20,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 263 states and 363 transitions. [2021-11-23 01:43:20,287 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 363 transitions. [2021-11-23 01:43:20,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 01:43:20,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:20,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:20,338 INFO L134 CoverageAnalysis]: Checked inductivity of 21371 backedges. 6613 proven. 97 refuted. 0 times theorem prover too weak. 14661 trivial. 0 not checked. [2021-11-23 01:43:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 267 states and 370 transitions. [2021-11-23 01:43:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 370 transitions. [2021-11-23 01:43:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:43:22,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:22,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 22024 backedges. 4799 proven. 3 refuted. 0 times theorem prover too weak. 17222 trivial. 0 not checked. [2021-11-23 01:43:23,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 268 states and 371 transitions. [2021-11-23 01:43:23,735 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 371 transitions. [2021-11-23 01:43:23,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-23 01:43:23,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:23,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 22230 backedges. 5002 proven. 6 refuted. 0 times theorem prover too weak. 17222 trivial. 0 not checked. [2021-11-23 01:43:24,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 269 states and 372 transitions. [2021-11-23 01:43:24,433 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 372 transitions. [2021-11-23 01:43:24,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 01:43:24,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,486 INFO L134 CoverageAnalysis]: Checked inductivity of 22437 backedges. 5205 proven. 10 refuted. 0 times theorem prover too weak. 17222 trivial. 0 not checked. [2021-11-23 01:43:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 270 states and 373 transitions. [2021-11-23 01:43:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 373 transitions. [2021-11-23 01:43:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 01:43:25,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:25,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 22645 backedges. 5408 proven. 15 refuted. 0 times theorem prover too weak. 17222 trivial. 0 not checked. [2021-11-23 01:43:25,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:25,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 271 states and 373 transitions. [2021-11-23 01:43:25,855 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 373 transitions. [2021-11-23 01:43:25,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:43:25,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:25,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 22854 backedges. 7952 proven. 220 refuted. 0 times theorem prover too weak. 14682 trivial. 0 not checked. [2021-11-23 01:43:28,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 275 states and 380 transitions. [2021-11-23 01:43:28,653 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 380 transitions. [2021-11-23 01:43:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-23 01:43:28,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:28,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:28,723 INFO L134 CoverageAnalysis]: Checked inductivity of 23529 backedges. 4978 proven. 3 refuted. 0 times theorem prover too weak. 18548 trivial. 0 not checked. [2021-11-23 01:43:29,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:29,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 276 states and 381 transitions. [2021-11-23 01:43:29,397 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 381 transitions. [2021-11-23 01:43:29,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 01:43:29,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:29,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:29,453 INFO L134 CoverageAnalysis]: Checked inductivity of 23742 backedges. 5188 proven. 6 refuted. 0 times theorem prover too weak. 18548 trivial. 0 not checked. [2021-11-23 01:43:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 277 states and 382 transitions. [2021-11-23 01:43:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 382 transitions. [2021-11-23 01:43:30,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 01:43:30,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:30,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 23956 backedges. 5398 proven. 10 refuted. 0 times theorem prover too weak. 18548 trivial. 0 not checked. [2021-11-23 01:43:30,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 278 states and 383 transitions. [2021-11-23 01:43:30,861 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 383 transitions. [2021-11-23 01:43:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-23 01:43:30,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:30,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:30,918 INFO L134 CoverageAnalysis]: Checked inductivity of 24171 backedges. 5608 proven. 15 refuted. 0 times theorem prover too weak. 18548 trivial. 0 not checked. [2021-11-23 01:43:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 279 states and 383 transitions. [2021-11-23 01:43:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 383 transitions. [2021-11-23 01:43:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 01:43:31,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:31,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 24387 backedges. 9291 proven. 393 refuted. 0 times theorem prover too weak. 14703 trivial. 0 not checked. [2021-11-23 01:43:34,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:34,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 283 states and 389 transitions. [2021-11-23 01:43:34,769 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 389 transitions. [2021-11-23 01:43:34,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-11-23 01:43:34,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:34,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 25084 backedges. 5157 proven. 3 refuted. 0 times theorem prover too weak. 19924 trivial. 0 not checked. [2021-11-23 01:43:35,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 284 states and 390 transitions. [2021-11-23 01:43:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 390 transitions. [2021-11-23 01:43:35,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 01:43:35,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:35,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 25304 backedges. 5374 proven. 6 refuted. 0 times theorem prover too weak. 19924 trivial. 0 not checked. [2021-11-23 01:43:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 285 states and 391 transitions. [2021-11-23 01:43:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 391 transitions. [2021-11-23 01:43:36,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-23 01:43:36,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,452 INFO L134 CoverageAnalysis]: Checked inductivity of 25525 backedges. 5591 proven. 10 refuted. 0 times theorem prover too weak. 19924 trivial. 0 not checked. [2021-11-23 01:43:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 286 states and 392 transitions. [2021-11-23 01:43:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 392 transitions. [2021-11-23 01:43:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 01:43:37,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 25747 backedges. 5808 proven. 15 refuted. 0 times theorem prover too weak. 19924 trivial. 0 not checked. [2021-11-23 01:43:38,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 287 states and 392 transitions. [2021-11-23 01:43:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 392 transitions. [2021-11-23 01:43:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-23 01:43:38,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,205 INFO L134 CoverageAnalysis]: Checked inductivity of 25970 backedges. 4684 proven. 3 refuted. 0 times theorem prover too weak. 21283 trivial. 0 not checked. [2021-11-23 01:43:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 288 states and 393 transitions. [2021-11-23 01:43:38,897 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 393 transitions. [2021-11-23 01:43:38,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 01:43:38,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,983 INFO L134 CoverageAnalysis]: Checked inductivity of 26194 backedges. 4905 proven. 6 refuted. 0 times theorem prover too weak. 21283 trivial. 0 not checked. [2021-11-23 01:43:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 289 states and 394 transitions. [2021-11-23 01:43:39,693 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 394 transitions. [2021-11-23 01:43:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-23 01:43:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:39,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 26419 backedges. 5126 proven. 10 refuted. 0 times theorem prover too weak. 21283 trivial. 0 not checked. [2021-11-23 01:43:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:40,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 290 states and 395 transitions. [2021-11-23 01:43:40,626 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 395 transitions. [2021-11-23 01:43:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-23 01:43:40,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:40,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 26645 backedges. 5347 proven. 15 refuted. 0 times theorem prover too weak. 21283 trivial. 0 not checked. [2021-11-23 01:43:41,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:41,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 291 states and 395 transitions. [2021-11-23 01:43:41,578 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 395 transitions. [2021-11-23 01:43:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-23 01:43:41,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:41,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:41,641 INFO L134 CoverageAnalysis]: Checked inductivity of 26872 backedges. 4139 proven. 3 refuted. 0 times theorem prover too weak. 22730 trivial. 0 not checked. [2021-11-23 01:43:42,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:42,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 292 states and 396 transitions. [2021-11-23 01:43:42,301 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 396 transitions. [2021-11-23 01:43:42,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-11-23 01:43:42,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:42,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 27100 backedges. 4364 proven. 6 refuted. 0 times theorem prover too weak. 22730 trivial. 0 not checked. [2021-11-23 01:43:43,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 293 states and 397 transitions. [2021-11-23 01:43:43,071 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 397 transitions. [2021-11-23 01:43:43,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-23 01:43:43,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,162 INFO L134 CoverageAnalysis]: Checked inductivity of 27329 backedges. 4589 proven. 10 refuted. 0 times theorem prover too weak. 22730 trivial. 0 not checked. [2021-11-23 01:43:44,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 294 states and 398 transitions. [2021-11-23 01:43:44,019 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 398 transitions. [2021-11-23 01:43:44,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-23 01:43:44,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 27559 backedges. 4814 proven. 15 refuted. 0 times theorem prover too weak. 22730 trivial. 0 not checked. [2021-11-23 01:43:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 295 states and 398 transitions. [2021-11-23 01:43:44,772 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 398 transitions. [2021-11-23 01:43:44,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-11-23 01:43:44,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 27790 backedges. 5099 proven. 24 refuted. 0 times theorem prover too weak. 22667 trivial. 0 not checked. [2021-11-23 01:43:47,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:47,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 299 states and 405 transitions. [2021-11-23 01:43:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 405 transitions. [2021-11-23 01:43:47,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 01:43:47,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:47,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 28533 backedges. 4273 proven. 3 refuted. 0 times theorem prover too weak. 24257 trivial. 0 not checked. [2021-11-23 01:43:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:48,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 300 states and 406 transitions. [2021-11-23 01:43:48,910 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 406 transitions. [2021-11-23 01:43:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:43:48,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:48,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 28768 backedges. 4505 proven. 6 refuted. 0 times theorem prover too weak. 24257 trivial. 0 not checked. [2021-11-23 01:43:49,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:49,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 301 states and 407 transitions. [2021-11-23 01:43:49,743 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 407 transitions. [2021-11-23 01:43:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-23 01:43:49,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:49,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:49,855 INFO L134 CoverageAnalysis]: Checked inductivity of 29004 backedges. 4737 proven. 10 refuted. 0 times theorem prover too weak. 24257 trivial. 0 not checked. [2021-11-23 01:43:50,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:50,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 302 states and 408 transitions. [2021-11-23 01:43:50,588 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 408 transitions. [2021-11-23 01:43:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-11-23 01:43:50,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:50,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 29241 backedges. 4969 proven. 15 refuted. 0 times theorem prover too weak. 24257 trivial. 0 not checked. [2021-11-23 01:43:51,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 303 states and 408 transitions. [2021-11-23 01:43:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 408 transitions. [2021-11-23 01:43:51,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 01:43:51,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:51,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:51,462 INFO L134 CoverageAnalysis]: Checked inductivity of 29479 backedges. 6694 proven. 97 refuted. 0 times theorem prover too weak. 22688 trivial. 0 not checked. [2021-11-23 01:43:54,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:54,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 307 states and 415 transitions. [2021-11-23 01:43:54,264 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 415 transitions. [2021-11-23 01:43:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:43:54,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:54,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:54,326 INFO L134 CoverageAnalysis]: Checked inductivity of 30244 backedges. 4407 proven. 3 refuted. 0 times theorem prover too weak. 25834 trivial. 0 not checked. [2021-11-23 01:43:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 308 states and 416 transitions. [2021-11-23 01:43:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 416 transitions. [2021-11-23 01:43:55,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-23 01:43:55,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:55,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:55,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30486 backedges. 4646 proven. 6 refuted. 0 times theorem prover too weak. 25834 trivial. 0 not checked. [2021-11-23 01:43:55,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 309 states and 417 transitions. [2021-11-23 01:43:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 417 transitions. [2021-11-23 01:43:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-23 01:43:55,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:55,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 30729 backedges. 4885 proven. 10 refuted. 0 times theorem prover too weak. 25834 trivial. 0 not checked. [2021-11-23 01:43:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 310 states and 418 transitions. [2021-11-23 01:43:56,954 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 418 transitions. [2021-11-23 01:43:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-11-23 01:43:56,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:56,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:57,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30973 backedges. 5124 proven. 15 refuted. 0 times theorem prover too weak. 25834 trivial. 0 not checked. [2021-11-23 01:43:57,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 311 states and 418 transitions. [2021-11-23 01:43:57,772 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 418 transitions. [2021-11-23 01:43:57,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-23 01:43:57,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:57,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:57,881 INFO L134 CoverageAnalysis]: Checked inductivity of 31218 backedges. 8289 proven. 220 refuted. 0 times theorem prover too weak. 22709 trivial. 0 not checked. [2021-11-23 01:44:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:00,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 315 states and 425 transitions. [2021-11-23 01:44:00,944 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 425 transitions. [2021-11-23 01:44:00,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-23 01:44:00,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:00,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:01,009 INFO L134 CoverageAnalysis]: Checked inductivity of 32005 backedges. 4541 proven. 3 refuted. 0 times theorem prover too weak. 27461 trivial. 0 not checked. [2021-11-23 01:44:01,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:01,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 316 states and 426 transitions. [2021-11-23 01:44:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 426 transitions. [2021-11-23 01:44:01,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-11-23 01:44:01,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:01,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:01,823 INFO L134 CoverageAnalysis]: Checked inductivity of 32254 backedges. 4787 proven. 6 refuted. 0 times theorem prover too weak. 27461 trivial. 0 not checked. [2021-11-23 01:44:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:02,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 317 states and 427 transitions. [2021-11-23 01:44:02,579 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 427 transitions. [2021-11-23 01:44:02,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-23 01:44:02,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:02,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:02,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32504 backedges. 5033 proven. 10 refuted. 0 times theorem prover too weak. 27461 trivial. 0 not checked. [2021-11-23 01:44:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 318 states and 428 transitions. [2021-11-23 01:44:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 428 transitions. [2021-11-23 01:44:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-11-23 01:44:03,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 32755 backedges. 5279 proven. 15 refuted. 0 times theorem prover too weak. 27461 trivial. 0 not checked. [2021-11-23 01:44:04,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:04,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 319 states and 428 transitions. [2021-11-23 01:44:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 428 transitions. [2021-11-23 01:44:04,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 01:44:04,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:04,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:04,556 INFO L134 CoverageAnalysis]: Checked inductivity of 33007 backedges. 9884 proven. 393 refuted. 0 times theorem prover too weak. 22730 trivial. 0 not checked. [2021-11-23 01:44:07,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:07,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 323 states and 434 transitions. [2021-11-23 01:44:07,880 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 434 transitions. [2021-11-23 01:44:07,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-11-23 01:44:07,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:07,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:07,965 INFO L134 CoverageAnalysis]: Checked inductivity of 33816 backedges. 4675 proven. 3 refuted. 0 times theorem prover too weak. 29138 trivial. 0 not checked. [2021-11-23 01:44:08,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:08,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 324 states and 435 transitions. [2021-11-23 01:44:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 435 transitions. [2021-11-23 01:44:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-11-23 01:44:08,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:08,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:08,864 INFO L134 CoverageAnalysis]: Checked inductivity of 34072 backedges. 4928 proven. 6 refuted. 0 times theorem prover too weak. 29138 trivial. 0 not checked. [2021-11-23 01:44:09,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:09,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 325 states and 436 transitions. [2021-11-23 01:44:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 436 transitions. [2021-11-23 01:44:09,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2021-11-23 01:44:09,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:09,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:09,764 INFO L134 CoverageAnalysis]: Checked inductivity of 34329 backedges. 5181 proven. 10 refuted. 0 times theorem prover too weak. 29138 trivial. 0 not checked. [2021-11-23 01:44:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 326 states and 437 transitions. [2021-11-23 01:44:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 437 transitions. [2021-11-23 01:44:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-11-23 01:44:10,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:10,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:10,628 INFO L134 CoverageAnalysis]: Checked inductivity of 34587 backedges. 5434 proven. 15 refuted. 0 times theorem prover too weak. 29138 trivial. 0 not checked. [2021-11-23 01:44:11,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:11,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 327 states and 437 transitions. [2021-11-23 01:44:11,602 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 437 transitions. [2021-11-23 01:44:11,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2021-11-23 01:44:11,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:11,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 34846 backedges. 4024 proven. 3 refuted. 0 times theorem prover too weak. 30819 trivial. 0 not checked. [2021-11-23 01:44:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 328 states and 438 transitions. [2021-11-23 01:44:12,447 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 438 transitions. [2021-11-23 01:44:12,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-23 01:44:12,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:12,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:12,566 INFO L134 CoverageAnalysis]: Checked inductivity of 35106 backedges. 4281 proven. 6 refuted. 0 times theorem prover too weak. 30819 trivial. 0 not checked. [2021-11-23 01:44:13,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:13,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 329 states and 439 transitions. [2021-11-23 01:44:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 439 transitions. [2021-11-23 01:44:13,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-11-23 01:44:13,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:13,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:13,511 INFO L134 CoverageAnalysis]: Checked inductivity of 35367 backedges. 4538 proven. 10 refuted. 0 times theorem prover too weak. 30819 trivial. 0 not checked. [2021-11-23 01:44:14,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 330 states and 440 transitions. [2021-11-23 01:44:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 440 transitions. [2021-11-23 01:44:14,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2021-11-23 01:44:14,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:14,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:14,592 INFO L134 CoverageAnalysis]: Checked inductivity of 35629 backedges. 4795 proven. 15 refuted. 0 times theorem prover too weak. 30819 trivial. 0 not checked. [2021-11-23 01:44:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:15,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 331 states and 440 transitions. [2021-11-23 01:44:15,420 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 440 transitions. [2021-11-23 01:44:15,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-23 01:44:15,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:15,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:15,804 INFO L134 CoverageAnalysis]: Checked inductivity of 35892 backedges. 0 proven. 3300 refuted. 0 times theorem prover too weak. 32592 trivial. 0 not checked. [2021-11-23 01:44:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 353 states and 483 transitions. [2021-11-23 01:44:33,032 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 483 transitions. [2021-11-23 01:44:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-11-23 01:44:33,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:33,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 39465 backedges. 6628 proven. 3 refuted. 0 times theorem prover too weak. 32834 trivial. 0 not checked. [2021-11-23 01:44:34,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 354 states and 484 transitions. [2021-11-23 01:44:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 484 transitions. [2021-11-23 01:44:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2021-11-23 01:44:34,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:34,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 39741 backedges. 6901 proven. 6 refuted. 0 times theorem prover too weak. 32834 trivial. 0 not checked. [2021-11-23 01:44:35,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:35,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 355 states and 485 transitions. [2021-11-23 01:44:35,012 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 485 transitions. [2021-11-23 01:44:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2021-11-23 01:44:35,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:35,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 40018 backedges. 7174 proven. 10 refuted. 0 times theorem prover too weak. 32834 trivial. 0 not checked. [2021-11-23 01:44:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 356 states and 486 transitions. [2021-11-23 01:44:35,971 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 486 transitions. [2021-11-23 01:44:35,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-11-23 01:44:35,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:35,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 40296 backedges. 7447 proven. 15 refuted. 0 times theorem prover too weak. 32834 trivial. 0 not checked. [2021-11-23 01:44:37,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 357 states and 486 transitions. [2021-11-23 01:44:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 486 transitions. [2021-11-23 01:44:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-11-23 01:44:37,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,178 INFO L134 CoverageAnalysis]: Checked inductivity of 40575 backedges. 7811 proven. 24 refuted. 0 times theorem prover too weak. 32740 trivial. 0 not checked. [2021-11-23 01:44:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:40,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 361 states and 493 transitions. [2021-11-23 01:44:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 493 transitions. [2021-11-23 01:44:40,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2021-11-23 01:44:40,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:40,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:40,590 INFO L134 CoverageAnalysis]: Checked inductivity of 41472 backedges. 6807 proven. 3 refuted. 0 times theorem prover too weak. 34662 trivial. 0 not checked. [2021-11-23 01:44:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 362 states and 494 transitions. [2021-11-23 01:44:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 494 transitions. [2021-11-23 01:44:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2021-11-23 01:44:41,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:41,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 41755 backedges. 7087 proven. 6 refuted. 0 times theorem prover too weak. 34662 trivial. 0 not checked. [2021-11-23 01:44:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 363 states and 495 transitions. [2021-11-23 01:44:42,528 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 495 transitions. [2021-11-23 01:44:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2021-11-23 01:44:42,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:42,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:42,611 INFO L134 CoverageAnalysis]: Checked inductivity of 42039 backedges. 7367 proven. 10 refuted. 0 times theorem prover too weak. 34662 trivial. 0 not checked. [2021-11-23 01:44:43,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 364 states and 496 transitions. [2021-11-23 01:44:43,455 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 496 transitions. [2021-11-23 01:44:43,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2021-11-23 01:44:43,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:43,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:43,579 INFO L134 CoverageAnalysis]: Checked inductivity of 42324 backedges. 7647 proven. 15 refuted. 0 times theorem prover too weak. 34662 trivial. 0 not checked. [2021-11-23 01:44:44,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 365 states and 496 transitions. [2021-11-23 01:44:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 496 transitions. [2021-11-23 01:44:44,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-11-23 01:44:44,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:44,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 42610 backedges. 9752 proven. 97 refuted. 0 times theorem prover too weak. 32761 trivial. 0 not checked. [2021-11-23 01:44:48,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 369 states and 503 transitions. [2021-11-23 01:44:48,126 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 503 transitions. [2021-11-23 01:44:48,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2021-11-23 01:44:48,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:48,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 43529 backedges. 6986 proven. 3 refuted. 0 times theorem prover too weak. 36540 trivial. 0 not checked. [2021-11-23 01:44:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 370 states and 504 transitions. [2021-11-23 01:44:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 504 transitions. [2021-11-23 01:44:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-11-23 01:44:49,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:49,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 43819 backedges. 7273 proven. 6 refuted. 0 times theorem prover too weak. 36540 trivial. 0 not checked. [2021-11-23 01:44:50,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:50,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 371 states and 505 transitions. [2021-11-23 01:44:50,255 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 505 transitions. [2021-11-23 01:44:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-11-23 01:44:50,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:50,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:50,350 INFO L134 CoverageAnalysis]: Checked inductivity of 44110 backedges. 7560 proven. 10 refuted. 0 times theorem prover too weak. 36540 trivial. 0 not checked. [2021-11-23 01:44:51,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:51,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 372 states and 506 transitions. [2021-11-23 01:44:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 506 transitions. [2021-11-23 01:44:51,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-23 01:44:51,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:51,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:51,534 INFO L134 CoverageAnalysis]: Checked inductivity of 44402 backedges. 7847 proven. 15 refuted. 0 times theorem prover too weak. 36540 trivial. 0 not checked. [2021-11-23 01:44:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 373 states and 506 transitions. [2021-11-23 01:44:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 506 transitions. [2021-11-23 01:44:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2021-11-23 01:44:52,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:52,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:52,496 INFO L134 CoverageAnalysis]: Checked inductivity of 44695 backedges. 11693 proven. 220 refuted. 0 times theorem prover too weak. 32782 trivial. 0 not checked. [2021-11-23 01:44:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 377 states and 513 transitions. [2021-11-23 01:44:56,058 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 513 transitions. [2021-11-23 01:44:56,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-11-23 01:44:56,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:56,142 INFO L134 CoverageAnalysis]: Checked inductivity of 45636 backedges. 7165 proven. 3 refuted. 0 times theorem prover too weak. 38468 trivial. 0 not checked. [2021-11-23 01:44:57,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 378 states and 514 transitions. [2021-11-23 01:44:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 514 transitions. [2021-11-23 01:44:57,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 01:44:57,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,109 INFO L134 CoverageAnalysis]: Checked inductivity of 45933 backedges. 7459 proven. 6 refuted. 0 times theorem prover too weak. 38468 trivial. 0 not checked. [2021-11-23 01:44:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 379 states and 515 transitions. [2021-11-23 01:44:58,211 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 515 transitions. [2021-11-23 01:44:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2021-11-23 01:44:58,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:58,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 46231 backedges. 7753 proven. 10 refuted. 0 times theorem prover too weak. 38468 trivial. 0 not checked. [2021-11-23 01:44:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 380 states and 516 transitions. [2021-11-23 01:44:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 516 transitions. [2021-11-23 01:44:59,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2021-11-23 01:44:59,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:59,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:59,575 INFO L134 CoverageAnalysis]: Checked inductivity of 46530 backedges. 8047 proven. 15 refuted. 0 times theorem prover too weak. 38468 trivial. 0 not checked. [2021-11-23 01:45:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:00,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 381 states and 516 transitions. [2021-11-23 01:45:00,675 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 516 transitions. [2021-11-23 01:45:00,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2021-11-23 01:45:00,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:00,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:00,765 INFO L134 CoverageAnalysis]: Checked inductivity of 46830 backedges. 13634 proven. 393 refuted. 0 times theorem prover too weak. 32803 trivial. 0 not checked. [2021-11-23 01:45:04,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:04,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 385 states and 522 transitions. [2021-11-23 01:45:04,505 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2021-11-23 01:45:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 01:45:04,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:04,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 47793 backedges. 7344 proven. 3 refuted. 0 times theorem prover too weak. 40446 trivial. 0 not checked. [2021-11-23 01:45:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 386 states and 523 transitions. [2021-11-23 01:45:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 523 transitions. [2021-11-23 01:45:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2021-11-23 01:45:05,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:05,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 48097 backedges. 7645 proven. 6 refuted. 0 times theorem prover too weak. 40446 trivial. 0 not checked. [2021-11-23 01:45:06,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:06,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 387 states and 524 transitions. [2021-11-23 01:45:06,711 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 524 transitions. [2021-11-23 01:45:06,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 01:45:06,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:06,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:06,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:06,803 INFO L134 CoverageAnalysis]: Checked inductivity of 48402 backedges. 7946 proven. 10 refuted. 0 times theorem prover too weak. 40446 trivial. 0 not checked. [2021-11-23 01:45:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 388 states and 525 transitions. [2021-11-23 01:45:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 525 transitions. [2021-11-23 01:45:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2021-11-23 01:45:07,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:07,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 48708 backedges. 8247 proven. 15 refuted. 0 times theorem prover too weak. 40446 trivial. 0 not checked. [2021-11-23 01:45:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 389 states and 525 transitions. [2021-11-23 01:45:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 525 transitions. [2021-11-23 01:45:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-11-23 01:45:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:08,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 49015 backedges. 6605 proven. 3 refuted. 0 times theorem prover too weak. 42407 trivial. 0 not checked. [2021-11-23 01:45:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 390 states and 526 transitions. [2021-11-23 01:45:10,169 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 526 transitions. [2021-11-23 01:45:10,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2021-11-23 01:45:10,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 49323 backedges. 6910 proven. 6 refuted. 0 times theorem prover too weak. 42407 trivial. 0 not checked. [2021-11-23 01:45:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 391 states and 527 transitions. [2021-11-23 01:45:11,257 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 527 transitions. [2021-11-23 01:45:11,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2021-11-23 01:45:11,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:11,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,528 INFO L134 CoverageAnalysis]: Checked inductivity of 49632 backedges. 7215 proven. 10 refuted. 0 times theorem prover too weak. 42407 trivial. 0 not checked. [2021-11-23 01:45:12,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:12,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 392 states and 528 transitions. [2021-11-23 01:45:12,455 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 528 transitions. [2021-11-23 01:45:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2021-11-23 01:45:12,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:12,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 49942 backedges. 7520 proven. 15 refuted. 0 times theorem prover too weak. 42407 trivial. 0 not checked. [2021-11-23 01:45:13,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:13,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 393 states and 528 transitions. [2021-11-23 01:45:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 528 transitions. [2021-11-23 01:45:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2021-11-23 01:45:13,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:13,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 50253 backedges. 16483 proven. 276 refuted. 0 times theorem prover too weak. 33494 trivial. 0 not checked. [2021-11-23 01:45:22,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 403 states and 547 transitions. [2021-11-23 01:45:22,792 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 547 transitions. [2021-11-23 01:45:22,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-11-23 01:45:22,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 52330 backedges. 7718 proven. 3 refuted. 0 times theorem prover too weak. 44609 trivial. 0 not checked. [2021-11-23 01:45:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:23,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 404 states and 548 transitions. [2021-11-23 01:45:23,976 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 548 transitions. [2021-11-23 01:45:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2021-11-23 01:45:23,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:23,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 52648 backedges. 8033 proven. 6 refuted. 0 times theorem prover too weak. 44609 trivial. 0 not checked. [2021-11-23 01:45:25,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 405 states and 549 transitions. [2021-11-23 01:45:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 549 transitions. [2021-11-23 01:45:25,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-11-23 01:45:25,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:25,266 INFO L134 CoverageAnalysis]: Checked inductivity of 52967 backedges. 8348 proven. 10 refuted. 0 times theorem prover too weak. 44609 trivial. 0 not checked. [2021-11-23 01:45:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 406 states and 550 transitions. [2021-11-23 01:45:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 550 transitions. [2021-11-23 01:45:26,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2021-11-23 01:45:26,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,333 INFO L134 CoverageAnalysis]: Checked inductivity of 53287 backedges. 8663 proven. 15 refuted. 0 times theorem prover too weak. 44609 trivial. 0 not checked. [2021-11-23 01:45:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:27,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 407 states and 550 transitions. [2021-11-23 01:45:27,298 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 550 transitions. [2021-11-23 01:45:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-23 01:45:27,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:27,401 INFO L134 CoverageAnalysis]: Checked inductivity of 53608 backedges. 9076 proven. 24 refuted. 0 times theorem prover too weak. 44508 trivial. 0 not checked. [2021-11-23 01:45:31,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:31,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 411 states and 557 transitions. [2021-11-23 01:45:31,325 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 557 transitions. [2021-11-23 01:45:31,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2021-11-23 01:45:31,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:31,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:31,422 INFO L134 CoverageAnalysis]: Checked inductivity of 54638 backedges. 7897 proven. 3 refuted. 0 times theorem prover too weak. 46738 trivial. 0 not checked. [2021-11-23 01:45:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 412 states and 558 transitions. [2021-11-23 01:45:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 558 transitions. [2021-11-23 01:45:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2021-11-23 01:45:32,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,665 INFO L134 CoverageAnalysis]: Checked inductivity of 54963 backedges. 8219 proven. 6 refuted. 0 times theorem prover too weak. 46738 trivial. 0 not checked. [2021-11-23 01:45:33,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 413 states and 559 transitions. [2021-11-23 01:45:33,667 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 559 transitions. [2021-11-23 01:45:33,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-11-23 01:45:33,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 55289 backedges. 8541 proven. 10 refuted. 0 times theorem prover too weak. 46738 trivial. 0 not checked. [2021-11-23 01:45:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:34,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 414 states and 560 transitions. [2021-11-23 01:45:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 560 transitions. [2021-11-23 01:45:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2021-11-23 01:45:34,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:34,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:35,065 INFO L134 CoverageAnalysis]: Checked inductivity of 55616 backedges. 8863 proven. 15 refuted. 0 times theorem prover too weak. 46738 trivial. 0 not checked. [2021-11-23 01:45:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 415 states and 560 transitions. [2021-11-23 01:45:36,082 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 560 transitions. [2021-11-23 01:45:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2021-11-23 01:45:36,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,353 INFO L134 CoverageAnalysis]: Checked inductivity of 55944 backedges. 11318 proven. 97 refuted. 0 times theorem prover too weak. 44529 trivial. 0 not checked. [2021-11-23 01:45:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 419 states and 567 transitions. [2021-11-23 01:45:40,454 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 567 transitions. [2021-11-23 01:45:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-11-23 01:45:40,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:40,557 INFO L134 CoverageAnalysis]: Checked inductivity of 56996 backedges. 8076 proven. 3 refuted. 0 times theorem prover too weak. 48917 trivial. 0 not checked. [2021-11-23 01:45:41,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 420 states and 568 transitions. [2021-11-23 01:45:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 568 transitions. [2021-11-23 01:45:41,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 01:45:41,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:41,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 57328 backedges. 8405 proven. 6 refuted. 0 times theorem prover too weak. 48917 trivial. 0 not checked. [2021-11-23 01:45:42,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 421 states and 569 transitions. [2021-11-23 01:45:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 569 transitions. [2021-11-23 01:45:42,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2021-11-23 01:45:42,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:42,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:42,987 INFO L134 CoverageAnalysis]: Checked inductivity of 57661 backedges. 8734 proven. 10 refuted. 0 times theorem prover too weak. 48917 trivial. 0 not checked. [2021-11-23 01:45:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 422 states and 570 transitions. [2021-11-23 01:45:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 570 transitions. [2021-11-23 01:45:44,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-23 01:45:44,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:44,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 57995 backedges. 9063 proven. 15 refuted. 0 times theorem prover too weak. 48917 trivial. 0 not checked. [2021-11-23 01:45:45,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 423 states and 570 transitions. [2021-11-23 01:45:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 570 transitions. [2021-11-23 01:45:45,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2021-11-23 01:45:45,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:45,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 58330 backedges. 13560 proven. 220 refuted. 0 times theorem prover too weak. 44550 trivial. 0 not checked. [2021-11-23 01:45:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:49,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 427 states and 577 transitions. [2021-11-23 01:45:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 577 transitions. [2021-11-23 01:45:49,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2021-11-23 01:45:49,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:49,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:49,699 INFO L134 CoverageAnalysis]: Checked inductivity of 59404 backedges. 8255 proven. 3 refuted. 0 times theorem prover too weak. 51146 trivial. 0 not checked. [2021-11-23 01:45:50,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 428 states and 578 transitions. [2021-11-23 01:45:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 578 transitions. [2021-11-23 01:45:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 01:45:50,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:50,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:51,001 INFO L134 CoverageAnalysis]: Checked inductivity of 59743 backedges. 8591 proven. 6 refuted. 0 times theorem prover too weak. 51146 trivial. 0 not checked. [2021-11-23 01:45:52,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:52,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 429 states and 579 transitions. [2021-11-23 01:45:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 579 transitions. [2021-11-23 01:45:52,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 01:45:52,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:52,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 60083 backedges. 8927 proven. 10 refuted. 0 times theorem prover too weak. 51146 trivial. 0 not checked. [2021-11-23 01:45:53,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 430 states and 580 transitions. [2021-11-23 01:45:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 580 transitions. [2021-11-23 01:45:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2021-11-23 01:45:53,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:53,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 60424 backedges. 9263 proven. 15 refuted. 0 times theorem prover too weak. 51146 trivial. 0 not checked. [2021-11-23 01:45:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:54,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 431 states and 580 transitions. [2021-11-23 01:45:54,574 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 580 transitions. [2021-11-23 01:45:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 01:45:54,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:54,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 60766 backedges. 15802 proven. 393 refuted. 0 times theorem prover too weak. 44571 trivial. 0 not checked. [2021-11-23 01:45:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:59,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 435 states and 586 transitions. [2021-11-23 01:45:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 586 transitions. [2021-11-23 01:45:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 01:45:59,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:59,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:59,328 INFO L134 CoverageAnalysis]: Checked inductivity of 61862 backedges. 8434 proven. 3 refuted. 0 times theorem prover too weak. 53425 trivial. 0 not checked. [2021-11-23 01:46:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 436 states and 587 transitions. [2021-11-23 01:46:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 587 transitions. [2021-11-23 01:46:00,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2021-11-23 01:46:00,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:00,551 INFO L134 CoverageAnalysis]: Checked inductivity of 62208 backedges. 8777 proven. 6 refuted. 0 times theorem prover too weak. 53425 trivial. 0 not checked. [2021-11-23 01:46:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 437 states and 588 transitions. [2021-11-23 01:46:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 588 transitions. [2021-11-23 01:46:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2021-11-23 01:46:01,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:01,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 62555 backedges. 9120 proven. 10 refuted. 0 times theorem prover too weak. 53425 trivial. 0 not checked. [2021-11-23 01:46:03,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 438 states and 589 transitions. [2021-11-23 01:46:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 589 transitions. [2021-11-23 01:46:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2021-11-23 01:46:03,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:03,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:03,147 INFO L134 CoverageAnalysis]: Checked inductivity of 62903 backedges. 9463 proven. 15 refuted. 0 times theorem prover too weak. 53425 trivial. 0 not checked. [2021-11-23 01:46:04,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 439 states and 589 transitions. [2021-11-23 01:46:04,425 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 589 transitions. [2021-11-23 01:46:04,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2021-11-23 01:46:04,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:04,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 63252 backedges. 7562 proven. 3 refuted. 0 times theorem prover too weak. 55687 trivial. 0 not checked. [2021-11-23 01:46:05,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 440 states and 590 transitions. [2021-11-23 01:46:05,628 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 590 transitions. [2021-11-23 01:46:05,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2021-11-23 01:46:05,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 63602 backedges. 7909 proven. 6 refuted. 0 times theorem prover too weak. 55687 trivial. 0 not checked. [2021-11-23 01:46:07,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:07,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 441 states and 591 transitions. [2021-11-23 01:46:07,064 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 591 transitions. [2021-11-23 01:46:07,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2021-11-23 01:46:07,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:07,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:07,213 INFO L134 CoverageAnalysis]: Checked inductivity of 63953 backedges. 8256 proven. 10 refuted. 0 times theorem prover too weak. 55687 trivial. 0 not checked. [2021-11-23 01:46:08,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:08,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 442 states and 592 transitions. [2021-11-23 01:46:08,547 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 592 transitions. [2021-11-23 01:46:08,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2021-11-23 01:46:08,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:08,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:08,666 INFO L134 CoverageAnalysis]: Checked inductivity of 64305 backedges. 8603 proven. 15 refuted. 0 times theorem prover too weak. 55687 trivial. 0 not checked. [2021-11-23 01:46:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 443 states and 592 transitions. [2021-11-23 01:46:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 592 transitions. [2021-11-23 01:46:09,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-23 01:46:09,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:09,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:09,969 INFO L134 CoverageAnalysis]: Checked inductivity of 64658 backedges. 27917 proven. 2365 refuted. 0 times theorem prover too weak. 34376 trivial. 0 not checked. [2021-11-23 01:46:21,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:21,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 453 states and 611 transitions. [2021-11-23 01:46:21,138 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 611 transitions. [2021-11-23 01:46:21,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 01:46:21,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:21,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 67009 backedges. 8808 proven. 3 refuted. 0 times theorem prover too weak. 58198 trivial. 0 not checked. [2021-11-23 01:46:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 454 states and 612 transitions. [2021-11-23 01:46:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 612 transitions. [2021-11-23 01:46:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 01:46:22,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:22,692 INFO L134 CoverageAnalysis]: Checked inductivity of 67369 backedges. 9165 proven. 6 refuted. 0 times theorem prover too weak. 58198 trivial. 0 not checked. [2021-11-23 01:46:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:23,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 455 states and 613 transitions. [2021-11-23 01:46:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 613 transitions. [2021-11-23 01:46:23,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 01:46:23,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:23,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:24,039 INFO L134 CoverageAnalysis]: Checked inductivity of 67730 backedges. 9522 proven. 10 refuted. 0 times theorem prover too weak. 58198 trivial. 0 not checked. [2021-11-23 01:46:25,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:25,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 456 states and 614 transitions. [2021-11-23 01:46:25,174 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 614 transitions. [2021-11-23 01:46:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2021-11-23 01:46:25,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:25,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 68092 backedges. 9879 proven. 15 refuted. 0 times theorem prover too weak. 58198 trivial. 0 not checked. [2021-11-23 01:46:26,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 457 states and 614 transitions. [2021-11-23 01:46:26,564 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 614 transitions. [2021-11-23 01:46:26,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2021-11-23 01:46:26,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:26,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 68455 backedges. 10341 proven. 24 refuted. 0 times theorem prover too weak. 58090 trivial. 0 not checked. [2021-11-23 01:46:31,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 461 states and 621 transitions. [2021-11-23 01:46:31,299 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 621 transitions. [2021-11-23 01:46:31,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2021-11-23 01:46:31,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:31,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 69618 backedges. 8987 proven. 3 refuted. 0 times theorem prover too weak. 60628 trivial. 0 not checked. [2021-11-23 01:46:32,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:32,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 462 states and 622 transitions. [2021-11-23 01:46:32,654 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 622 transitions. [2021-11-23 01:46:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 01:46:32,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:32,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:32,806 INFO L134 CoverageAnalysis]: Checked inductivity of 69985 backedges. 9351 proven. 6 refuted. 0 times theorem prover too weak. 60628 trivial. 0 not checked. [2021-11-23 01:46:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 463 states and 623 transitions. [2021-11-23 01:46:34,153 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 623 transitions. [2021-11-23 01:46:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2021-11-23 01:46:34,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:34,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 70353 backedges. 9715 proven. 10 refuted. 0 times theorem prover too weak. 60628 trivial. 0 not checked. [2021-11-23 01:46:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 464 states and 624 transitions. [2021-11-23 01:46:35,605 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 624 transitions. [2021-11-23 01:46:35,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-23 01:46:35,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:35,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:35,806 INFO L134 CoverageAnalysis]: Checked inductivity of 70722 backedges. 10079 proven. 15 refuted. 0 times theorem prover too weak. 60628 trivial. 0 not checked. [2021-11-23 01:46:37,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:37,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 465 states and 624 transitions. [2021-11-23 01:46:37,046 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 624 transitions. [2021-11-23 01:46:37,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2021-11-23 01:46:37,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:37,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 71092 backedges. 12884 proven. 97 refuted. 0 times theorem prover too weak. 58111 trivial. 0 not checked. [2021-11-23 01:46:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:42,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 469 states and 631 transitions. [2021-11-23 01:46:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 631 transitions. [2021-11-23 01:46:42,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 01:46:42,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:42,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:42,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:42,209 INFO L134 CoverageAnalysis]: Checked inductivity of 72277 backedges. 9166 proven. 3 refuted. 0 times theorem prover too weak. 63108 trivial. 0 not checked. [2021-11-23 01:46:43,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:43,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 470 states and 632 transitions. [2021-11-23 01:46:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 632 transitions. [2021-11-23 01:46:43,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-23 01:46:43,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:43,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 72651 backedges. 9537 proven. 6 refuted. 0 times theorem prover too weak. 63108 trivial. 0 not checked. [2021-11-23 01:46:44,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:44,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 471 states and 633 transitions. [2021-11-23 01:46:44,690 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 633 transitions. [2021-11-23 01:46:44,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2021-11-23 01:46:44,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:44,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:44,983 INFO L134 CoverageAnalysis]: Checked inductivity of 73026 backedges. 9908 proven. 10 refuted. 0 times theorem prover too weak. 63108 trivial. 0 not checked. [2021-11-23 01:46:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:46,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 472 states and 634 transitions. [2021-11-23 01:46:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 634 transitions. [2021-11-23 01:46:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2021-11-23 01:46:46,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:46,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 73402 backedges. 10279 proven. 15 refuted. 0 times theorem prover too weak. 63108 trivial. 0 not checked. [2021-11-23 01:46:47,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 473 states and 634 transitions. [2021-11-23 01:46:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 634 transitions. [2021-11-23 01:46:47,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 01:46:47,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:47,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 73779 backedges. 15427 proven. 220 refuted. 0 times theorem prover too weak. 58132 trivial. 0 not checked. [2021-11-23 01:46:52,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 477 states and 641 transitions. [2021-11-23 01:46:52,645 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 641 transitions. [2021-11-23 01:46:52,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2021-11-23 01:46:52,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:52,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:52,776 INFO L134 CoverageAnalysis]: Checked inductivity of 74986 backedges. 9345 proven. 3 refuted. 0 times theorem prover too weak. 65638 trivial. 0 not checked. [2021-11-23 01:46:54,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:54,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 478 states and 642 transitions. [2021-11-23 01:46:54,166 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 642 transitions. [2021-11-23 01:46:54,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2021-11-23 01:46:54,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:54,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 75367 backedges. 9723 proven. 6 refuted. 0 times theorem prover too weak. 65638 trivial. 0 not checked. [2021-11-23 01:46:55,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 479 states and 643 transitions. [2021-11-23 01:46:55,585 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 643 transitions. [2021-11-23 01:46:55,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-23 01:46:55,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,723 INFO L134 CoverageAnalysis]: Checked inductivity of 75749 backedges. 10101 proven. 10 refuted. 0 times theorem prover too weak. 65638 trivial. 0 not checked. [2021-11-23 01:46:57,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 480 states and 644 transitions. [2021-11-23 01:46:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 644 transitions. [2021-11-23 01:46:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2021-11-23 01:46:57,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:57,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 76132 backedges. 10479 proven. 15 refuted. 0 times theorem prover too weak. 65638 trivial. 0 not checked. [2021-11-23 01:46:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 481 states and 644 transitions. [2021-11-23 01:46:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 644 transitions. [2021-11-23 01:46:58,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 479 [2021-11-23 01:46:58,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,673 INFO L134 CoverageAnalysis]: Checked inductivity of 76516 backedges. 17970 proven. 393 refuted. 0 times theorem prover too weak. 58153 trivial. 0 not checked. [2021-11-23 01:47:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 485 states and 650 transitions. [2021-11-23 01:47:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 650 transitions. [2021-11-23 01:47:04,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2021-11-23 01:47:04,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:04,131 INFO L134 CoverageAnalysis]: Checked inductivity of 77745 backedges. 9524 proven. 3 refuted. 0 times theorem prover too weak. 68218 trivial. 0 not checked. [2021-11-23 01:47:05,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 486 states and 651 transitions. [2021-11-23 01:47:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 651 transitions. [2021-11-23 01:47:05,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2021-11-23 01:47:05,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:05,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:05,537 INFO L134 CoverageAnalysis]: Checked inductivity of 78133 backedges. 9909 proven. 6 refuted. 0 times theorem prover too weak. 68218 trivial. 0 not checked. [2021-11-23 01:47:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 487 states and 652 transitions. [2021-11-23 01:47:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 652 transitions. [2021-11-23 01:47:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2021-11-23 01:47:07,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 78522 backedges. 10294 proven. 10 refuted. 0 times theorem prover too weak. 68218 trivial. 0 not checked. [2021-11-23 01:47:08,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 488 states and 653 transitions. [2021-11-23 01:47:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 653 transitions. [2021-11-23 01:47:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2021-11-23 01:47:08,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:08,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 78912 backedges. 10679 proven. 15 refuted. 0 times theorem prover too weak. 68218 trivial. 0 not checked. [2021-11-23 01:47:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:10,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 489 states and 653 transitions. [2021-11-23 01:47:10,049 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 653 transitions. [2021-11-23 01:47:10,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2021-11-23 01:47:10,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:10,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 79303 backedges. 8519 proven. 3 refuted. 0 times theorem prover too weak. 70781 trivial. 0 not checked. [2021-11-23 01:47:11,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:11,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 490 states and 654 transitions. [2021-11-23 01:47:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 654 transitions. [2021-11-23 01:47:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2021-11-23 01:47:11,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:11,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 79695 backedges. 8908 proven. 6 refuted. 0 times theorem prover too weak. 70781 trivial. 0 not checked. [2021-11-23 01:47:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 491 states and 655 transitions. [2021-11-23 01:47:13,063 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 655 transitions. [2021-11-23 01:47:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2021-11-23 01:47:13,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,486 INFO L134 CoverageAnalysis]: Checked inductivity of 80088 backedges. 9297 proven. 10 refuted. 0 times theorem prover too weak. 70781 trivial. 0 not checked. [2021-11-23 01:47:14,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 492 states and 656 transitions. [2021-11-23 01:47:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 656 transitions. [2021-11-23 01:47:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2021-11-23 01:47:14,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:14,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:14,951 INFO L134 CoverageAnalysis]: Checked inductivity of 80482 backedges. 9686 proven. 15 refuted. 0 times theorem prover too weak. 70781 trivial. 0 not checked. [2021-11-23 01:47:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 493 states and 656 transitions. [2021-11-23 01:47:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 656 transitions. [2021-11-23 01:47:16,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2021-11-23 01:47:16,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:16,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 80877 backedges. 39351 proven. 6268 refuted. 0 times theorem prover too weak. 35258 trivial. 0 not checked. [2021-11-23 01:47:30,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 503 states and 675 transitions. [2021-11-23 01:47:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 675 transitions. [2021-11-23 01:47:30,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-23 01:47:30,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:30,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 83502 backedges. 9898 proven. 3 refuted. 0 times theorem prover too weak. 73601 trivial. 0 not checked. [2021-11-23 01:47:31,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:31,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 504 states and 676 transitions. [2021-11-23 01:47:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 676 transitions. [2021-11-23 01:47:31,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2021-11-23 01:47:31,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:31,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,863 INFO L134 CoverageAnalysis]: Checked inductivity of 83904 backedges. 10297 proven. 6 refuted. 0 times theorem prover too weak. 73601 trivial. 0 not checked. [2021-11-23 01:47:33,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:33,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 505 states and 677 transitions. [2021-11-23 01:47:33,136 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 677 transitions. [2021-11-23 01:47:33,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:47:33,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:33,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 84307 backedges. 10696 proven. 10 refuted. 0 times theorem prover too weak. 73601 trivial. 0 not checked. [2021-11-23 01:47:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 506 states and 678 transitions. [2021-11-23 01:47:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 678 transitions. [2021-11-23 01:47:34,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:47:34,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:34,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:34,900 INFO L134 CoverageAnalysis]: Checked inductivity of 84711 backedges. 11095 proven. 15 refuted. 0 times theorem prover too weak. 73601 trivial. 0 not checked. [2021-11-23 01:47:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 507 states and 678 transitions. [2021-11-23 01:47:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 678 transitions. [2021-11-23 01:47:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-23 01:47:36,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,531 INFO L134 CoverageAnalysis]: Checked inductivity of 85116 backedges. 11606 proven. 24 refuted. 0 times theorem prover too weak. 73486 trivial. 0 not checked. [2021-11-23 01:47:41,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 511 states and 685 transitions. [2021-11-23 01:47:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 685 transitions. [2021-11-23 01:47:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2021-11-23 01:47:41,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 86412 backedges. 10077 proven. 3 refuted. 0 times theorem prover too weak. 76332 trivial. 0 not checked. [2021-11-23 01:47:43,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 512 states and 686 transitions. [2021-11-23 01:47:43,438 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 686 transitions. [2021-11-23 01:47:43,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2021-11-23 01:47:43,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,582 INFO L134 CoverageAnalysis]: Checked inductivity of 86821 backedges. 10483 proven. 6 refuted. 0 times theorem prover too weak. 76332 trivial. 0 not checked. [2021-11-23 01:47:45,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 513 states and 687 transitions. [2021-11-23 01:47:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 687 transitions. [2021-11-23 01:47:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2021-11-23 01:47:45,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:45,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:45,226 INFO L134 CoverageAnalysis]: Checked inductivity of 87231 backedges. 10889 proven. 10 refuted. 0 times theorem prover too weak. 76332 trivial. 0 not checked. [2021-11-23 01:47:46,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 514 states and 688 transitions. [2021-11-23 01:47:46,568 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 688 transitions. [2021-11-23 01:47:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2021-11-23 01:47:46,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 87642 backedges. 11295 proven. 15 refuted. 0 times theorem prover too weak. 76332 trivial. 0 not checked. [2021-11-23 01:47:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 515 states and 688 transitions. [2021-11-23 01:47:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 688 transitions. [2021-11-23 01:47:48,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2021-11-23 01:47:48,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:48,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 88054 backedges. 14450 proven. 97 refuted. 0 times theorem prover too weak. 73507 trivial. 0 not checked. [2021-11-23 01:47:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 519 states and 695 transitions. [2021-11-23 01:47:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 695 transitions. [2021-11-23 01:47:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2021-11-23 01:47:53,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:54,126 INFO L134 CoverageAnalysis]: Checked inductivity of 89372 backedges. 10256 proven. 3 refuted. 0 times theorem prover too weak. 79113 trivial. 0 not checked. [2021-11-23 01:47:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 520 states and 696 transitions. [2021-11-23 01:47:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 696 transitions. [2021-11-23 01:47:55,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2021-11-23 01:47:55,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:55,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 89788 backedges. 10669 proven. 6 refuted. 0 times theorem prover too weak. 79113 trivial. 0 not checked. [2021-11-23 01:47:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:57,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 521 states and 697 transitions. [2021-11-23 01:47:57,158 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 697 transitions. [2021-11-23 01:47:57,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2021-11-23 01:47:57,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:57,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 90205 backedges. 11082 proven. 10 refuted. 0 times theorem prover too weak. 79113 trivial. 0 not checked. [2021-11-23 01:47:58,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 522 states and 698 transitions. [2021-11-23 01:47:58,898 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 698 transitions. [2021-11-23 01:47:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2021-11-23 01:47:58,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:58,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:59,149 INFO L134 CoverageAnalysis]: Checked inductivity of 90623 backedges. 11495 proven. 15 refuted. 0 times theorem prover too weak. 79113 trivial. 0 not checked. [2021-11-23 01:48:00,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 523 states and 698 transitions. [2021-11-23 01:48:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 698 transitions. [2021-11-23 01:48:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2021-11-23 01:48:00,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:01,068 INFO L134 CoverageAnalysis]: Checked inductivity of 91042 backedges. 17294 proven. 220 refuted. 0 times theorem prover too weak. 73528 trivial. 0 not checked. [2021-11-23 01:48:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 527 states and 705 transitions. [2021-11-23 01:48:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 705 transitions. [2021-11-23 01:48:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-11-23 01:48:06,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:06,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:07,105 INFO L134 CoverageAnalysis]: Checked inductivity of 92382 backedges. 10435 proven. 3 refuted. 0 times theorem prover too weak. 81944 trivial. 0 not checked. [2021-11-23 01:48:08,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 528 states and 706 transitions. [2021-11-23 01:48:08,467 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 706 transitions. [2021-11-23 01:48:08,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2021-11-23 01:48:08,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,621 INFO L134 CoverageAnalysis]: Checked inductivity of 92805 backedges. 10855 proven. 6 refuted. 0 times theorem prover too weak. 81944 trivial. 0 not checked. [2021-11-23 01:48:10,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:10,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 529 states and 707 transitions. [2021-11-23 01:48:10,189 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 707 transitions. [2021-11-23 01:48:10,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2021-11-23 01:48:10,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:10,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:10,350 INFO L134 CoverageAnalysis]: Checked inductivity of 93229 backedges. 11275 proven. 10 refuted. 0 times theorem prover too weak. 81944 trivial. 0 not checked. [2021-11-23 01:48:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 530 states and 708 transitions. [2021-11-23 01:48:11,912 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 708 transitions. [2021-11-23 01:48:11,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2021-11-23 01:48:11,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:11,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:12,068 INFO L134 CoverageAnalysis]: Checked inductivity of 93654 backedges. 11695 proven. 15 refuted. 0 times theorem prover too weak. 81944 trivial. 0 not checked. [2021-11-23 01:48:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 531 states and 708 transitions. [2021-11-23 01:48:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 708 transitions. [2021-11-23 01:48:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2021-11-23 01:48:13,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 94080 backedges. 20138 proven. 393 refuted. 0 times theorem prover too weak. 73549 trivial. 0 not checked. [2021-11-23 01:48:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 535 states and 714 transitions. [2021-11-23 01:48:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 714 transitions. [2021-11-23 01:48:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2021-11-23 01:48:19,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:19,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:19,723 INFO L134 CoverageAnalysis]: Checked inductivity of 95442 backedges. 10614 proven. 3 refuted. 0 times theorem prover too weak. 84825 trivial. 0 not checked. [2021-11-23 01:48:21,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 536 states and 715 transitions. [2021-11-23 01:48:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 715 transitions. [2021-11-23 01:48:21,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-11-23 01:48:21,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:21,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 95872 backedges. 11041 proven. 6 refuted. 0 times theorem prover too weak. 84825 trivial. 0 not checked. [2021-11-23 01:48:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 537 states and 716 transitions. [2021-11-23 01:48:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 716 transitions. [2021-11-23 01:48:22,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2021-11-23 01:48:22,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:22,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:22,998 INFO L134 CoverageAnalysis]: Checked inductivity of 96303 backedges. 11468 proven. 10 refuted. 0 times theorem prover too weak. 84825 trivial. 0 not checked. [2021-11-23 01:48:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:24,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 538 states and 717 transitions. [2021-11-23 01:48:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 717 transitions. [2021-11-23 01:48:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2021-11-23 01:48:24,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:24,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:24,785 INFO L134 CoverageAnalysis]: Checked inductivity of 96735 backedges. 11895 proven. 15 refuted. 0 times theorem prover too weak. 84825 trivial. 0 not checked. [2021-11-23 01:48:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 539 states and 717 transitions. [2021-11-23 01:48:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 717 transitions. [2021-11-23 01:48:26,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2021-11-23 01:48:26,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:26,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 97168 backedges. 9476 proven. 3 refuted. 0 times theorem prover too weak. 87689 trivial. 0 not checked. [2021-11-23 01:48:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:27,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 540 states and 718 transitions. [2021-11-23 01:48:27,974 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 718 transitions. [2021-11-23 01:48:27,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2021-11-23 01:48:27,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:27,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:28,137 INFO L134 CoverageAnalysis]: Checked inductivity of 97602 backedges. 9907 proven. 6 refuted. 0 times theorem prover too weak. 87689 trivial. 0 not checked. [2021-11-23 01:48:29,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:29,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 541 states and 719 transitions. [2021-11-23 01:48:29,708 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 719 transitions. [2021-11-23 01:48:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2021-11-23 01:48:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:29,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 98037 backedges. 10338 proven. 10 refuted. 0 times theorem prover too weak. 87689 trivial. 0 not checked. [2021-11-23 01:48:31,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:31,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 542 states and 720 transitions. [2021-11-23 01:48:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 720 transitions. [2021-11-23 01:48:31,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-11-23 01:48:31,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:31,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:31,430 INFO L134 CoverageAnalysis]: Checked inductivity of 98473 backedges. 10769 proven. 15 refuted. 0 times theorem prover too weak. 87689 trivial. 0 not checked. [2021-11-23 01:48:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 543 states and 720 transitions. [2021-11-23 01:48:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 720 transitions. [2021-11-23 01:48:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2021-11-23 01:48:33,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:33,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:33,223 INFO L134 CoverageAnalysis]: Checked inductivity of 98910 backedges. 50785 proven. 11985 refuted. 0 times theorem prover too weak. 36140 trivial. 0 not checked. [2021-11-23 01:48:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 553 states and 738 transitions. [2021-11-23 01:48:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 738 transitions. [2021-11-23 01:48:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2021-11-23 01:48:48,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:48,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 101809 backedges. 10988 proven. 3 refuted. 0 times theorem prover too weak. 90818 trivial. 0 not checked. [2021-11-23 01:48:49,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:49,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 554 states and 739 transitions. [2021-11-23 01:48:49,916 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 739 transitions. [2021-11-23 01:48:49,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2021-11-23 01:48:49,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:49,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 102253 backedges. 11429 proven. 6 refuted. 0 times theorem prover too weak. 90818 trivial. 0 not checked. [2021-11-23 01:48:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:51,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 555 states and 740 transitions. [2021-11-23 01:48:51,511 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 740 transitions. [2021-11-23 01:48:51,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2021-11-23 01:48:51,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:51,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:51,909 INFO L134 CoverageAnalysis]: Checked inductivity of 102698 backedges. 11870 proven. 10 refuted. 0 times theorem prover too weak. 90818 trivial. 0 not checked. [2021-11-23 01:48:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 556 states and 741 transitions. [2021-11-23 01:48:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 741 transitions. [2021-11-23 01:48:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2021-11-23 01:48:53,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:53,718 INFO L134 CoverageAnalysis]: Checked inductivity of 103144 backedges. 12311 proven. 15 refuted. 0 times theorem prover too weak. 90818 trivial. 0 not checked. [2021-11-23 01:48:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:55,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 557 states and 741 transitions. [2021-11-23 01:48:55,160 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 741 transitions. [2021-11-23 01:48:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2021-11-23 01:48:55,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:55,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:55,326 INFO L134 CoverageAnalysis]: Checked inductivity of 103591 backedges. 12871 proven. 24 refuted. 0 times theorem prover too weak. 90696 trivial. 0 not checked. [2021-11-23 01:49:01,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 561 states and 748 transitions. [2021-11-23 01:49:01,704 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 748 transitions. [2021-11-23 01:49:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 559 [2021-11-23 01:49:01,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:01,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:01,872 INFO L134 CoverageAnalysis]: Checked inductivity of 105020 backedges. 11167 proven. 3 refuted. 0 times theorem prover too weak. 93850 trivial. 0 not checked. [2021-11-23 01:49:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 562 states and 749 transitions. [2021-11-23 01:49:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 749 transitions. [2021-11-23 01:49:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2021-11-23 01:49:03,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:03,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:03,755 INFO L134 CoverageAnalysis]: Checked inductivity of 105471 backedges. 11615 proven. 6 refuted. 0 times theorem prover too weak. 93850 trivial. 0 not checked. [2021-11-23 01:49:05,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:05,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 563 states and 750 transitions. [2021-11-23 01:49:05,311 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 750 transitions. [2021-11-23 01:49:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-11-23 01:49:05,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:05,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:05,485 INFO L134 CoverageAnalysis]: Checked inductivity of 105923 backedges. 12063 proven. 10 refuted. 0 times theorem prover too weak. 93850 trivial. 0 not checked. [2021-11-23 01:49:07,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:07,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 564 states and 751 transitions. [2021-11-23 01:49:07,203 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 751 transitions. [2021-11-23 01:49:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2021-11-23 01:49:07,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:07,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:07,384 INFO L134 CoverageAnalysis]: Checked inductivity of 106376 backedges. 12511 proven. 15 refuted. 0 times theorem prover too weak. 93850 trivial. 0 not checked. [2021-11-23 01:49:09,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 565 states and 751 transitions. [2021-11-23 01:49:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 751 transitions. [2021-11-23 01:49:09,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2021-11-23 01:49:09,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:09,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:09,309 INFO L134 CoverageAnalysis]: Checked inductivity of 106830 backedges. 16016 proven. 97 refuted. 0 times theorem prover too weak. 90717 trivial. 0 not checked. [2021-11-23 01:49:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:15,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 569 states and 758 transitions. [2021-11-23 01:49:15,577 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 758 transitions. [2021-11-23 01:49:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2021-11-23 01:49:15,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:15,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 108281 backedges. 11346 proven. 3 refuted. 0 times theorem prover too weak. 96932 trivial. 0 not checked. [2021-11-23 01:49:17,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:17,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 570 states and 759 transitions. [2021-11-23 01:49:17,512 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 759 transitions. [2021-11-23 01:49:17,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2021-11-23 01:49:17,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:17,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 108739 backedges. 11801 proven. 6 refuted. 0 times theorem prover too weak. 96932 trivial. 0 not checked. [2021-11-23 01:49:19,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 571 states and 760 transitions. [2021-11-23 01:49:19,201 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 760 transitions. [2021-11-23 01:49:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2021-11-23 01:49:19,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:19,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 109198 backedges. 12256 proven. 10 refuted. 0 times theorem prover too weak. 96932 trivial. 0 not checked. [2021-11-23 01:49:21,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 572 states and 761 transitions. [2021-11-23 01:49:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 761 transitions. [2021-11-23 01:49:21,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2021-11-23 01:49:21,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:21,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:21,523 INFO L134 CoverageAnalysis]: Checked inductivity of 109658 backedges. 12711 proven. 15 refuted. 0 times theorem prover too weak. 96932 trivial. 0 not checked. [2021-11-23 01:49:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:23,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 573 states and 761 transitions. [2021-11-23 01:49:23,077 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 761 transitions. [2021-11-23 01:49:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2021-11-23 01:49:23,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:23,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 110119 backedges. 19161 proven. 220 refuted. 0 times theorem prover too weak. 90738 trivial. 0 not checked. [2021-11-23 01:49:29,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:29,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 577 states and 768 transitions. [2021-11-23 01:49:29,662 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 768 transitions. [2021-11-23 01:49:29,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2021-11-23 01:49:29,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:29,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:29,846 INFO L134 CoverageAnalysis]: Checked inductivity of 111592 backedges. 11525 proven. 3 refuted. 0 times theorem prover too weak. 100064 trivial. 0 not checked. [2021-11-23 01:49:31,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 578 states and 769 transitions. [2021-11-23 01:49:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 769 transitions. [2021-11-23 01:49:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2021-11-23 01:49:31,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:31,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:31,810 INFO L134 CoverageAnalysis]: Checked inductivity of 112057 backedges. 11987 proven. 6 refuted. 0 times theorem prover too weak. 100064 trivial. 0 not checked. [2021-11-23 01:49:33,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:33,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 579 states and 770 transitions. [2021-11-23 01:49:33,364 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 770 transitions. [2021-11-23 01:49:33,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2021-11-23 01:49:33,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:33,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 112523 backedges. 12449 proven. 10 refuted. 0 times theorem prover too weak. 100064 trivial. 0 not checked. [2021-11-23 01:49:35,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:35,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 580 states and 771 transitions. [2021-11-23 01:49:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 771 transitions. [2021-11-23 01:49:35,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2021-11-23 01:49:35,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:35,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 112990 backedges. 12911 proven. 15 refuted. 0 times theorem prover too weak. 100064 trivial. 0 not checked. [2021-11-23 01:49:36,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 581 states and 771 transitions. [2021-11-23 01:49:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 771 transitions. [2021-11-23 01:49:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2021-11-23 01:49:36,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:36,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:37,145 INFO L134 CoverageAnalysis]: Checked inductivity of 113458 backedges. 22306 proven. 393 refuted. 0 times theorem prover too weak. 90759 trivial. 0 not checked. [2021-11-23 01:49:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:43,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 585 states and 777 transitions. [2021-11-23 01:49:43,447 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 777 transitions. [2021-11-23 01:49:43,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2021-11-23 01:49:43,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:43,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:43,635 INFO L134 CoverageAnalysis]: Checked inductivity of 114953 backedges. 11704 proven. 3 refuted. 0 times theorem prover too weak. 103246 trivial. 0 not checked. [2021-11-23 01:49:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:45,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 586 states and 778 transitions. [2021-11-23 01:49:45,413 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 778 transitions. [2021-11-23 01:49:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2021-11-23 01:49:45,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:45,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 115425 backedges. 12173 proven. 6 refuted. 0 times theorem prover too weak. 103246 trivial. 0 not checked. [2021-11-23 01:49:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:47,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 587 states and 779 transitions. [2021-11-23 01:49:47,377 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 779 transitions. [2021-11-23 01:49:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2021-11-23 01:49:47,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:47,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:47,562 INFO L134 CoverageAnalysis]: Checked inductivity of 115898 backedges. 12642 proven. 10 refuted. 0 times theorem prover too weak. 103246 trivial. 0 not checked. [2021-11-23 01:49:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 588 states and 780 transitions. [2021-11-23 01:49:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 780 transitions. [2021-11-23 01:49:49,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2021-11-23 01:49:49,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:49,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 116372 backedges. 13111 proven. 15 refuted. 0 times theorem prover too weak. 103246 trivial. 0 not checked. [2021-11-23 01:49:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 589 states and 780 transitions. [2021-11-23 01:49:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 780 transitions. [2021-11-23 01:49:51,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-11-23 01:49:51,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:51,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:51,472 INFO L134 CoverageAnalysis]: Checked inductivity of 116847 backedges. 10433 proven. 3 refuted. 0 times theorem prover too weak. 106411 trivial. 0 not checked. [2021-11-23 01:49:53,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 590 states and 781 transitions. [2021-11-23 01:49:53,003 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 781 transitions. [2021-11-23 01:49:53,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2021-11-23 01:49:53,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 117323 backedges. 10906 proven. 6 refuted. 0 times theorem prover too weak. 106411 trivial. 0 not checked. [2021-11-23 01:49:54,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 591 states and 782 transitions. [2021-11-23 01:49:54,929 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 782 transitions. [2021-11-23 01:49:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2021-11-23 01:49:54,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:54,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:55,115 INFO L134 CoverageAnalysis]: Checked inductivity of 117800 backedges. 11379 proven. 10 refuted. 0 times theorem prover too weak. 106411 trivial. 0 not checked. [2021-11-23 01:49:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 592 states and 783 transitions. [2021-11-23 01:49:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 783 transitions. [2021-11-23 01:49:56,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2021-11-23 01:49:56,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 118278 backedges. 11852 proven. 15 refuted. 0 times theorem prover too weak. 106411 trivial. 0 not checked. [2021-11-23 01:49:58,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:58,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 593 states and 783 transitions. [2021-11-23 01:49:58,613 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 783 transitions. [2021-11-23 01:49:58,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2021-11-23 01:49:58,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:58,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 118757 backedges. 9041 proven. 3 refuted. 0 times theorem prover too weak. 109713 trivial. 0 not checked. [2021-11-23 01:50:00,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:00,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 594 states and 784 transitions. [2021-11-23 01:50:00,456 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 784 transitions. [2021-11-23 01:50:00,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2021-11-23 01:50:00,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:00,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,643 INFO L134 CoverageAnalysis]: Checked inductivity of 119237 backedges. 9518 proven. 6 refuted. 0 times theorem prover too weak. 109713 trivial. 0 not checked. [2021-11-23 01:50:02,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 595 states and 785 transitions. [2021-11-23 01:50:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 785 transitions. [2021-11-23 01:50:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2021-11-23 01:50:02,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:02,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:02,558 INFO L134 CoverageAnalysis]: Checked inductivity of 119718 backedges. 9995 proven. 10 refuted. 0 times theorem prover too weak. 109713 trivial. 0 not checked. [2021-11-23 01:50:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:04,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 596 states and 786 transitions. [2021-11-23 01:50:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 786 transitions. [2021-11-23 01:50:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2021-11-23 01:50:04,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:04,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 120200 backedges. 10472 proven. 15 refuted. 0 times theorem prover too weak. 109713 trivial. 0 not checked. [2021-11-23 01:50:06,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:06,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 597 states and 786 transitions. [2021-11-23 01:50:06,162 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 786 transitions. [2021-11-23 01:50:06,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2021-11-23 01:50:06,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:06,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:06,349 INFO L134 CoverageAnalysis]: Checked inductivity of 120683 backedges. 11051 proven. 24 refuted. 0 times theorem prover too weak. 109608 trivial. 0 not checked. [2021-11-23 01:50:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 601 states and 793 transitions. [2021-11-23 01:50:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 793 transitions. [2021-11-23 01:50:12,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2021-11-23 01:50:12,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:12,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:13,153 INFO L134 CoverageAnalysis]: Checked inductivity of 122224 backedges. 9175 proven. 3 refuted. 0 times theorem prover too weak. 113046 trivial. 0 not checked. [2021-11-23 01:50:14,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 602 states and 794 transitions. [2021-11-23 01:50:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 794 transitions. [2021-11-23 01:50:14,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2021-11-23 01:50:14,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:14,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:14,909 INFO L134 CoverageAnalysis]: Checked inductivity of 122711 backedges. 9659 proven. 6 refuted. 0 times theorem prover too weak. 113046 trivial. 0 not checked. [2021-11-23 01:50:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 603 states and 795 transitions. [2021-11-23 01:50:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 795 transitions. [2021-11-23 01:50:16,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2021-11-23 01:50:16,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:16,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:16,836 INFO L134 CoverageAnalysis]: Checked inductivity of 123199 backedges. 10143 proven. 10 refuted. 0 times theorem prover too weak. 113046 trivial. 0 not checked. [2021-11-23 01:50:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 604 states and 796 transitions. [2021-11-23 01:50:18,616 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 796 transitions. [2021-11-23 01:50:18,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2021-11-23 01:50:18,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:18,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:18,811 INFO L134 CoverageAnalysis]: Checked inductivity of 123688 backedges. 10627 proven. 15 refuted. 0 times theorem prover too weak. 113046 trivial. 0 not checked. [2021-11-23 01:50:20,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:20,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 605 states and 796 transitions. [2021-11-23 01:50:20,403 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 796 transitions. [2021-11-23 01:50:20,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 603 [2021-11-23 01:50:20,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:20,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:20,828 INFO L134 CoverageAnalysis]: Checked inductivity of 124178 backedges. 14452 proven. 97 refuted. 0 times theorem prover too weak. 109629 trivial. 0 not checked.