./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 33be026e9ca846df0a8faa91fc9c2bbf64ee20dbba0f4f48a9cd42fbefb372d5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:06:00,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:06:00,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:06:00,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:06:00,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:06:00,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:06:00,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:06:00,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:06:00,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:06:00,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:06:00,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:06:00,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:06:00,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:06:00,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:06:00,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:06:00,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:06:00,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:06:00,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:06:00,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:06:00,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:06:00,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:06:00,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:06:00,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:06:00,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:06:00,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:06:00,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:06:00,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:06:00,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:06:00,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:06:00,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:06:00,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:06:00,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:06:00,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:06:00,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:06:00,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:06:00,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:06:00,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:06:00,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:06:00,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:06:00,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:06:00,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:06:00,272 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:06:00,325 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:06:00,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:06:00,327 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:06:00,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:06:00,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:06:00,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:06:00,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:06:00,330 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:06:00,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:06:00,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:06:00,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:06:00,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:06:00,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:06:00,339 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:06:00,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:06:00,340 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:06:00,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:06:00,340 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:06:00,340 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:06:00,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:06:00,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:06:00,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:06:00,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:06:00,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:06:00,342 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:06:00,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:06:00,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:06:00,343 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_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33be026e9ca846df0a8faa91fc9c2bbf64ee20dbba0f4f48a9cd42fbefb372d5 [2021-11-13 23:06:00,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:06:00,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:06:00,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:06:00,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:06:00,684 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:06:00,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-13 23:06:00,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/data/1478f452d/bcf44bec130b477dbc08535ec7a432d0/FLAG47289d391 [2021-11-13 23:06:01,289 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:06:01,289 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-13 23:06:01,297 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/data/1478f452d/bcf44bec130b477dbc08535ec7a432d0/FLAG47289d391 [2021-11-13 23:06:01,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/data/1478f452d/bcf44bec130b477dbc08535ec7a432d0 [2021-11-13 23:06:01,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:06:01,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:06:01,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:06:01,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:06:01,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:06:01,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:01,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@489b7994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01, skipping insertion in model container [2021-11-13 23:06:01,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:01,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:06:01,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:06:01,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:06:01,906 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:06:01,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:06:01,942 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:06:01,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01 WrapperNode [2021-11-13 23:06:01,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:06:01,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:06:01,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:06:01,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:06:01,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:01,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:01,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:06:01,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:06:01,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:06:01,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:06:02,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:06:02,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:06:02,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:06:02,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:06:02,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:06:01" (1/1) ... [2021-11-13 23:06:02,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:06:02,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:06:02,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:06:02,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abde94-a9b4-4fcd-a207-99bb428fe0eb/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:06:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:06:02,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:06:02,430 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:06:02,430 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 23:06:02,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:02 BoogieIcfgContainer [2021-11-13 23:06:02,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:06:02,434 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:06:02,434 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:06:02,446 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:06:02,446 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:06:02" (1/1) ... [2021-11-13 23:06:02,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:06:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-11-13 23:06:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-11-13 23:06:02,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:06:02,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:02,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:02,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:02,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-13 23:06:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-13 23:06:02,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:06:02,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:02,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:03,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2021-11-13 23:06:03,054 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2021-11-13 23:06:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:06:03,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:03,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:03,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:03,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2021-11-13 23:06:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2021-11-13 23:06:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:06:03,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:03,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:03,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2021-11-13 23:06:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2021-11-13 23:06:03,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:06:03,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:03,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-11-13 23:06:04,336 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-11-13 23:06:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:06:04,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:04,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:04,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:04,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2021-11-13 23:06:04,590 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2021-11-13 23:06:04,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:06:04,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:04,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:04,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:05,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:05,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 50 states and 87 transitions. [2021-11-13 23:06:05,598 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2021-11-13 23:06:05,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:06:05,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:05,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:05,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:05,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:05,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2021-11-13 23:06:05,882 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2021-11-13 23:06:05,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:06:05,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:05,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 57 states and 108 transitions. [2021-11-13 23:06:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 108 transitions. [2021-11-13 23:06:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:06:06,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:06,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:07,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2021-11-13 23:06:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2021-11-13 23:06:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:06:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:07,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:07,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 70 states and 134 transitions. [2021-11-13 23:06:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 134 transitions. [2021-11-13 23:06:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:06:09,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:09,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:09,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:09,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 75 states and 148 transitions. [2021-11-13 23:06:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2021-11-13 23:06:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:06:10,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:10,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:10,272 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 81 states and 168 transitions. [2021-11-13 23:06:10,984 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 168 transitions. [2021-11-13 23:06:10,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:06:10,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:10,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:11,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 86 states and 188 transitions. [2021-11-13 23:06:12,348 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 188 transitions. [2021-11-13 23:06:12,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:06:12,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:12,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:12,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:12,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 89 states and 194 transitions. [2021-11-13 23:06:12,874 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 194 transitions. [2021-11-13 23:06:12,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:06:12,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:12,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 92 states and 200 transitions. [2021-11-13 23:06:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 200 transitions. [2021-11-13 23:06:13,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:06:13,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:13,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:13,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:14,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 96 states and 215 transitions. [2021-11-13 23:06:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 215 transitions. [2021-11-13 23:06:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:06:14,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:14,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:15,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 101 states and 231 transitions. [2021-11-13 23:06:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 231 transitions. [2021-11-13 23:06:15,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:06:15,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:15,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:15,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:06:15,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:15,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 102 states and 234 transitions. [2021-11-13 23:06:15,548 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 234 transitions. [2021-11-13 23:06:15,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:06:15,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:15,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:18,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 111 states and 252 transitions. [2021-11-13 23:06:18,122 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 252 transitions. [2021-11-13 23:06:18,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:06:18,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:18,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:18,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:20,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 121 states and 278 transitions. [2021-11-13 23:06:20,958 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 278 transitions. [2021-11-13 23:06:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:06:20,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:20,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:21,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 124 states and 289 transitions. [2021-11-13 23:06:21,580 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 289 transitions. [2021-11-13 23:06:21,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:06:21,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:21,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:21,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:06:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 127 states and 298 transitions. [2021-11-13 23:06:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 298 transitions. [2021-11-13 23:06:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:06:22,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:22,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:23,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 129 states and 302 transitions. [2021-11-13 23:06:23,014 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 302 transitions. [2021-11-13 23:06:23,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:06:23,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:23,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:06:23,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:23,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 135 states and 308 transitions. [2021-11-13 23:06:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 308 transitions. [2021-11-13 23:06:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:06:23,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:23,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:23,965 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:06:24,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 137 states and 314 transitions. [2021-11-13 23:06:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 314 transitions. [2021-11-13 23:06:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:06:24,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:24,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:25,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:25,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 138 states and 315 transitions. [2021-11-13 23:06:25,698 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 315 transitions. [2021-11-13 23:06:25,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:06:25,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:25,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:06:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:27,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 144 states and 329 transitions. [2021-11-13 23:06:27,763 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 329 transitions. [2021-11-13 23:06:27,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:06:27,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:27,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:27,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:29,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:29,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 149 states and 339 transitions. [2021-11-13 23:06:29,480 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 339 transitions. [2021-11-13 23:06:29,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:06:29,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:29,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 154 states and 355 transitions. [2021-11-13 23:06:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 355 transitions. [2021-11-13 23:06:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:06:31,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:31,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 156 states and 365 transitions. [2021-11-13 23:06:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 365 transitions. [2021-11-13 23:06:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:06:32,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:32,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:32,493 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:33,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:33,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 160 states and 373 transitions. [2021-11-13 23:06:33,619 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 373 transitions. [2021-11-13 23:06:33,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:06:33,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:33,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:33,651 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:34,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:34,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 161 states and 375 transitions. [2021-11-13 23:06:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 375 transitions. [2021-11-13 23:06:34,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:34,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:34,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:36,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 164 states and 381 transitions. [2021-11-13 23:06:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 381 transitions. [2021-11-13 23:06:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:36,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:36,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:36,200 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:36,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:36,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 167 states and 388 transitions. [2021-11-13 23:06:36,859 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 388 transitions. [2021-11-13 23:06:36,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:36,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:36,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:36,884 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:06:38,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:38,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 172 states and 407 transitions. [2021-11-13 23:06:38,761 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 407 transitions. [2021-11-13 23:06:38,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:38,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:38,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:38,779 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:06:39,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:39,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 173 states and 409 transitions. [2021-11-13 23:06:39,598 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 409 transitions. [2021-11-13 23:06:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:39,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:39,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:40,404 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:42,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 180 states and 443 transitions. [2021-11-13 23:06:42,963 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 443 transitions. [2021-11-13 23:06:42,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:42,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:42,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:43,056 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:06:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 181 states and 444 transitions. [2021-11-13 23:06:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 444 transitions. [2021-11-13 23:06:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:43,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:43,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:06:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:44,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 185 states and 461 transitions. [2021-11-13 23:06:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 461 transitions. [2021-11-13 23:06:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:44,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:44,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:44,847 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:46,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 190 states and 472 transitions. [2021-11-13 23:06:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 472 transitions. [2021-11-13 23:06:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:06:46,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:46,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:52,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:52,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 201 states and 514 transitions. [2021-11-13 23:06:52,018 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 514 transitions. [2021-11-13 23:06:52,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:06:52,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:52,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:54,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 206 states and 531 transitions. [2021-11-13 23:06:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 531 transitions. [2021-11-13 23:06:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:06:54,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:54,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:54,796 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:56,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:56,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 211 states and 556 transitions. [2021-11-13 23:06:56,786 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 556 transitions. [2021-11-13 23:06:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:06:56,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:56,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:56,815 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 215 states and 563 transitions. [2021-11-13 23:06:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 563 transitions. [2021-11-13 23:06:58,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:06:58,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:58,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:58,292 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 220 states and 579 transitions. [2021-11-13 23:06:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 579 transitions. [2021-11-13 23:06:59,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:06:59,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:59,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:59,713 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:00,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 223 states and 581 transitions. [2021-11-13 23:07:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 581 transitions. [2021-11-13 23:07:00,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:07:00,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:00,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:00,723 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:07:01,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 224 states and 586 transitions. [2021-11-13 23:07:01,812 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 586 transitions. [2021-11-13 23:07:01,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:07:01,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:01,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:06,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:06,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 233 states and 617 transitions. [2021-11-13 23:07:06,813 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 617 transitions. [2021-11-13 23:07:06,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:07:06,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:06,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:07:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 234 states and 622 transitions. [2021-11-13 23:07:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 622 transitions. [2021-11-13 23:07:07,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:07:07,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:07,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:07,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:07,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:07,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 235 states and 625 transitions. [2021-11-13 23:07:07,972 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 625 transitions. [2021-11-13 23:07:07,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:07:07,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:07,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:07:08,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:08,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 236 states and 630 transitions. [2021-11-13 23:07:08,412 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 630 transitions. [2021-11-13 23:07:08,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:07:08,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:08,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:08,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:07:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 237 states and 633 transitions. [2021-11-13 23:07:08,998 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 633 transitions. [2021-11-13 23:07:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:07:08,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:09,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:07:09,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:09,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 238 states and 634 transitions. [2021-11-13 23:07:09,969 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 634 transitions. [2021-11-13 23:07:09,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:09,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:09,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:13,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:13,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 244 states and 648 transitions. [2021-11-13 23:07:13,519 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 648 transitions. [2021-11-13 23:07:13,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:13,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:13,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:13,532 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:07:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:14,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 248 states and 654 transitions. [2021-11-13 23:07:14,472 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 654 transitions. [2021-11-13 23:07:14,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:14,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:14,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:14,483 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:07:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 249 states and 657 transitions. [2021-11-13 23:07:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 657 transitions. [2021-11-13 23:07:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:14,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:14,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:14,969 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 253 states and 664 transitions. [2021-11-13 23:07:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 664 transitions. [2021-11-13 23:07:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:16,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:16,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:16,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:07:16,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 254 states and 665 transitions. [2021-11-13 23:07:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 665 transitions. [2021-11-13 23:07:16,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:16,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:16,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:16,870 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:07:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:17,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 255 states and 667 transitions. [2021-11-13 23:07:17,395 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 667 transitions. [2021-11-13 23:07:17,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:17,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:17,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:17,407 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:07:18,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:18,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 259 states and 676 transitions. [2021-11-13 23:07:18,703 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 676 transitions. [2021-11-13 23:07:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:07:18,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:18,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:07:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 264 states and 688 transitions. [2021-11-13 23:07:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 688 transitions. [2021-11-13 23:07:21,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:07:21,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:21,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:07:22,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 265 states and 691 transitions. [2021-11-13 23:07:22,522 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 691 transitions. [2021-11-13 23:07:22,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:07:22,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:22,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:22,535 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:07:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 266 states and 694 transitions. [2021-11-13 23:07:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 694 transitions. [2021-11-13 23:07:23,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:07:23,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:23,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:23,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:07:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 267 states and 696 transitions. [2021-11-13 23:07:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 696 transitions. [2021-11-13 23:07:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:07:24,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:24,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:07:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 269 states and 698 transitions. [2021-11-13 23:07:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 698 transitions. [2021-11-13 23:07:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:07:26,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:26,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:07:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 270 states and 699 transitions. [2021-11-13 23:07:28,063 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 699 transitions. [2021-11-13 23:07:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:07:28,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:28,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:28,080 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:07:28,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:28,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 271 states and 700 transitions. [2021-11-13 23:07:28,812 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 700 transitions. [2021-11-13 23:07:28,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:07:28,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:28,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:07:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 272 states and 701 transitions. [2021-11-13 23:07:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 701 transitions. [2021-11-13 23:07:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:07:30,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:30,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:31,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:34,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 277 states and 715 transitions. [2021-11-13 23:07:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 715 transitions. [2021-11-13 23:07:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:07:34,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:34,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:34,682 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:37,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:37,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 282 states and 740 transitions. [2021-11-13 23:07:37,458 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 740 transitions. [2021-11-13 23:07:37,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:07:37,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:37,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 283 states and 742 transitions. [2021-11-13 23:07:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 742 transitions. [2021-11-13 23:07:38,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:07:38,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:38,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:40,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:40,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 287 states and 752 transitions. [2021-11-13 23:07:40,983 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 752 transitions. [2021-11-13 23:07:40,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:07:40,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:40,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:41,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 288 states and 755 transitions. [2021-11-13 23:07:41,784 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 755 transitions. [2021-11-13 23:07:41,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:07:41,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:41,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:07:44,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:44,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 292 states and 759 transitions. [2021-11-13 23:07:44,926 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 759 transitions. [2021-11-13 23:07:44,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:07:44,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:44,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:48,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:48,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 297 states and 782 transitions. [2021-11-13 23:07:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 782 transitions. [2021-11-13 23:07:48,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:07:48,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:48,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:52,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 303 states and 795 transitions. [2021-11-13 23:07:52,269 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 795 transitions. [2021-11-13 23:07:52,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:07:52,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:52,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:52,293 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:53,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:53,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 307 states and 801 transitions. [2021-11-13 23:07:53,844 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 801 transitions. [2021-11-13 23:07:53,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:07:53,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:53,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:56,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 311 states and 807 transitions. [2021-11-13 23:07:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 807 transitions. [2021-11-13 23:07:56,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:07:56,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:56,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:56,137 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:07:58,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:58,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 315 states and 821 transitions. [2021-11-13 23:07:58,266 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 821 transitions. [2021-11-13 23:07:58,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:07:58,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:58,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:59,042 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:00,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 316 states and 826 transitions. [2021-11-13 23:08:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 826 transitions. [2021-11-13 23:08:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:08:00,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:00,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:00,634 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:03,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 320 states and 836 transitions. [2021-11-13 23:08:03,150 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 836 transitions. [2021-11-13 23:08:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:08:03,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:03,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:03,505 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:05,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 325 states and 846 transitions. [2021-11-13 23:08:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 846 transitions. [2021-11-13 23:08:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:05,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:05,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 327 states and 851 transitions. [2021-11-13 23:08:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 851 transitions. [2021-11-13 23:08:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:08,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:08,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:08,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:08,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 328 states and 852 transitions. [2021-11-13 23:08:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 852 transitions. [2021-11-13 23:08:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:08,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:08,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:08:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:09,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 328 states and 851 transitions. [2021-11-13 23:08:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 851 transitions. [2021-11-13 23:08:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:09,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:09,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:17,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:17,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 338 states and 905 transitions. [2021-11-13 23:08:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 905 transitions. [2021-11-13 23:08:17,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:17,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:17,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:17,740 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:08:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 340 states and 917 transitions. [2021-11-13 23:08:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 917 transitions. [2021-11-13 23:08:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:19,285 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:21,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:21,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 345 states and 924 transitions. [2021-11-13 23:08:21,615 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 924 transitions. [2021-11-13 23:08:21,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:21,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:21,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:26,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:26,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 354 states and 951 transitions. [2021-11-13 23:08:26,443 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 951 transitions. [2021-11-13 23:08:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:26,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:26,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:26,466 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:08:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 356 states and 958 transitions. [2021-11-13 23:08:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 958 transitions. [2021-11-13 23:08:27,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:27,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:27,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:27,722 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:08:28,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:28,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 359 states and 962 transitions. [2021-11-13 23:08:28,354 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 962 transitions. [2021-11-13 23:08:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:28,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:28,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 362 states and 964 transitions. [2021-11-13 23:08:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 964 transitions. [2021-11-13 23:08:29,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:29,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:29,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:29,019 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:08:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:29,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 363 states and 965 transitions. [2021-11-13 23:08:29,705 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 965 transitions. [2021-11-13 23:08:29,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:29,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:29,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:08:32,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 364 states and 967 transitions. [2021-11-13 23:08:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 967 transitions. [2021-11-13 23:08:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:32,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:32,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:32,715 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:08:33,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 365 states and 968 transitions. [2021-11-13 23:08:33,427 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 968 transitions. [2021-11-13 23:08:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:33,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:33,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:33,437 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:08:35,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:35,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 367 states and 977 transitions. [2021-11-13 23:08:35,479 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 977 transitions. [2021-11-13 23:08:35,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:08:35,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:35,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:08:36,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 368 states and 978 transitions. [2021-11-13 23:08:36,800 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 978 transitions. [2021-11-13 23:08:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:08:36,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:36,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:50,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:50,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 385 states and 1053 transitions. [2021-11-13 23:08:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1053 transitions. [2021-11-13 23:08:50,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:08:50,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:50,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:50,191 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:08:51,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 386 states and 1056 transitions. [2021-11-13 23:08:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1056 transitions. [2021-11-13 23:08:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:08:51,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:51,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:51,767 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:08:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 387 states and 1069 transitions. [2021-11-13 23:08:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1069 transitions. [2021-11-13 23:08:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:08:52,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:52,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:52,545 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:58,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:58,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 397 states and 1088 transitions. [2021-11-13 23:08:58,846 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1088 transitions. [2021-11-13 23:08:58,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:08:58,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:58,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:08:59,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:59,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 398 states and 1093 transitions. [2021-11-13 23:08:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1093 transitions. [2021-11-13 23:08:59,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:08:59,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:59,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:00,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:00,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 398 states and 1092 transitions. [2021-11-13 23:09:00,740 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1092 transitions. [2021-11-13 23:09:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:00,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:00,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:00,756 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 399 states and 1100 transitions. [2021-11-13 23:09:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1100 transitions. [2021-11-13 23:09:01,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:01,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:01,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:02,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 402 states and 1102 transitions. [2021-11-13 23:09:02,737 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1102 transitions. [2021-11-13 23:09:02,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:02,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:02,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:03,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 403 states and 1106 transitions. [2021-11-13 23:09:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1106 transitions. [2021-11-13 23:09:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:03,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:03,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:03,778 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:04,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 406 states and 1109 transitions. [2021-11-13 23:09:04,484 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1109 transitions. [2021-11-13 23:09:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:04,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:04,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:05,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 407 states and 1114 transitions. [2021-11-13 23:09:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 1114 transitions. [2021-11-13 23:09:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:05,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:05,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:06,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 410 states and 1116 transitions. [2021-11-13 23:09:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1116 transitions. [2021-11-13 23:09:06,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:06,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:06,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:07,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:07,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 411 states and 1119 transitions. [2021-11-13 23:09:07,168 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1119 transitions. [2021-11-13 23:09:07,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:07,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:07,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:08,666 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:12,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:12,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 414 states and 1144 transitions. [2021-11-13 23:09:12,682 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1144 transitions. [2021-11-13 23:09:12,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:12,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:12,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:12,817 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:18,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:18,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 423 states and 1182 transitions. [2021-11-13 23:09:18,316 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1182 transitions. [2021-11-13 23:09:18,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:18,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:18,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 424 states and 1185 transitions. [2021-11-13 23:09:19,388 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1185 transitions. [2021-11-13 23:09:19,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:19,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:19,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:20,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 425 states and 1187 transitions. [2021-11-13 23:09:20,350 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 1187 transitions. [2021-11-13 23:09:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:20,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:20,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:09:21,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:21,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 426 states and 1193 transitions. [2021-11-13 23:09:21,252 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1193 transitions. [2021-11-13 23:09:21,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:21,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:21,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:21,270 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:09:22,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:22,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 428 states and 1196 transitions. [2021-11-13 23:09:22,206 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1196 transitions. [2021-11-13 23:09:22,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:22,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:22,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:22,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:09:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 432 states and 1205 transitions. [2021-11-13 23:09:25,203 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1205 transitions. [2021-11-13 23:09:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:25,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:25,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:26,657 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:32,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 438 states and 1220 transitions. [2021-11-13 23:09:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1220 transitions. [2021-11-13 23:09:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:32,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:32,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:09:33,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:33,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 439 states and 1223 transitions. [2021-11-13 23:09:33,017 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1223 transitions. [2021-11-13 23:09:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:33,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:33,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:36,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 445 states and 1235 transitions. [2021-11-13 23:09:36,902 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1235 transitions. [2021-11-13 23:09:36,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:36,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:36,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:36,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:09:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 446 states and 1235 transitions. [2021-11-13 23:09:37,679 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1235 transitions. [2021-11-13 23:09:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:37,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:37,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:37,704 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:39,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 450 states and 1240 transitions. [2021-11-13 23:09:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1240 transitions. [2021-11-13 23:09:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:39,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:39,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:39,809 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:42,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:42,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 455 states and 1249 transitions. [2021-11-13 23:09:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1249 transitions. [2021-11-13 23:09:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:42,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:42,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:42,730 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:46,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 460 states and 1260 transitions. [2021-11-13 23:09:46,920 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1260 transitions. [2021-11-13 23:09:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:46,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:46,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:46,929 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:47,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 461 states and 1260 transitions. [2021-11-13 23:09:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1260 transitions. [2021-11-13 23:09:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:47,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:47,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:09:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 466 states and 1277 transitions. [2021-11-13 23:09:50,353 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1277 transitions. [2021-11-13 23:09:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:50,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:50,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:09:52,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:52,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 470 states and 1279 transitions. [2021-11-13 23:09:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1279 transitions. [2021-11-13 23:09:52,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:52,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:52,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:09:54,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:54,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 471 states and 1280 transitions. [2021-11-13 23:09:54,449 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1280 transitions. [2021-11-13 23:09:54,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:09:54,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:54,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:09:55,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 472 states and 1283 transitions. [2021-11-13 23:09:55,409 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1283 transitions. [2021-11-13 23:09:55,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:09:55,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:55,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:55,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:09:56,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 473 states and 1286 transitions. [2021-11-13 23:09:56,384 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1286 transitions. [2021-11-13 23:09:56,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:09:56,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:56,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:56,392 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:09:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 474 states and 1288 transitions. [2021-11-13 23:09:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1288 transitions. [2021-11-13 23:09:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:09:59,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:59,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:10:00,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:00,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 474 states and 1286 transitions. [2021-11-13 23:10:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1286 transitions. [2021-11-13 23:10:00,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:10:00,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:00,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:00,506 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:10:06,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:06,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 481 states and 1310 transitions. [2021-11-13 23:10:06,711 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1310 transitions. [2021-11-13 23:10:06,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:10:06,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:06,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:06,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:07,089 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:12,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 486 states and 1345 transitions. [2021-11-13 23:10:12,314 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1345 transitions. [2021-11-13 23:10:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:10:12,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:12,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:12,326 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:15,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 490 states and 1358 transitions. [2021-11-13 23:10:15,587 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1358 transitions. [2021-11-13 23:10:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:10:15,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:15,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:16,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 491 states and 1360 transitions. [2021-11-13 23:10:16,704 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1360 transitions. [2021-11-13 23:10:16,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:10:16,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:16,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:16,718 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 492 states and 1362 transitions. [2021-11-13 23:10:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1362 transitions. [2021-11-13 23:10:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:10:17,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:17,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:17,718 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:10:23,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 501 states and 1373 transitions. [2021-11-13 23:10:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1373 transitions. [2021-11-13 23:10:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:10:23,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:23,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:24,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 502 states and 1378 transitions. [2021-11-13 23:10:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1378 transitions. [2021-11-13 23:10:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:24,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:24,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:24,135 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:10:25,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 501 states and 1376 transitions. [2021-11-13 23:10:25,177 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1376 transitions. [2021-11-13 23:10:25,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:25,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:25,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:25,187 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:10:26,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:26,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 501 states and 1375 transitions. [2021-11-13 23:10:26,367 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1375 transitions. [2021-11-13 23:10:26,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:26,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:26,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:26,377 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:10:28,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 503 states and 1378 transitions. [2021-11-13 23:10:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1378 transitions. [2021-11-13 23:10:28,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:28,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:28,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:10:29,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 502 states and 1376 transitions. [2021-11-13 23:10:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1376 transitions. [2021-11-13 23:10:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:29,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:29,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:30,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:33,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 505 states and 1389 transitions. [2021-11-13 23:10:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1389 transitions. [2021-11-13 23:10:33,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:33,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:33,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:34,064 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:36,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:36,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 508 states and 1395 transitions. [2021-11-13 23:10:36,402 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1395 transitions. [2021-11-13 23:10:36,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:36,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:36,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 514 states and 1406 transitions. [2021-11-13 23:10:39,850 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1406 transitions. [2021-11-13 23:10:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:39,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:39,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:40,092 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 515 states and 1410 transitions. [2021-11-13 23:10:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1410 transitions. [2021-11-13 23:10:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:41,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:41,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:10:44,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:44,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 517 states and 1419 transitions. [2021-11-13 23:10:44,230 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1419 transitions. [2021-11-13 23:10:44,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:10:44,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:44,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:48,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:48,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 522 states and 1429 transitions. [2021-11-13 23:10:48,641 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1429 transitions. [2021-11-13 23:10:48,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:10:48,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:48,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:50,098 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:10:56,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:56,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 528 states and 1471 transitions. [2021-11-13 23:10:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1471 transitions. [2021-11-13 23:10:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:10:56,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:56,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:10:58,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:58,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 530 states and 1475 transitions. [2021-11-13 23:10:58,159 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1475 transitions. [2021-11-13 23:10:58,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:10:58,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:58,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:10:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 532 states and 1480 transitions. [2021-11-13 23:10:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1480 transitions. [2021-11-13 23:10:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:10:59,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:59,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:11:01,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 533 states and 1482 transitions. [2021-11-13 23:11:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1482 transitions. [2021-11-13 23:11:01,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:01,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:01,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:11:02,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:02,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 534 states and 1485 transitions. [2021-11-13 23:11:02,277 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1485 transitions. [2021-11-13 23:11:02,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:02,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:02,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:11:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:04,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 536 states and 1489 transitions. [2021-11-13 23:11:04,524 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1489 transitions. [2021-11-13 23:11:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:04,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:04,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:11:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 538 states and 1493 transitions. [2021-11-13 23:11:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1493 transitions. [2021-11-13 23:11:06,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:06,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:06,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:15,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:15,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 544 states and 1503 transitions. [2021-11-13 23:11:15,623 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1503 transitions. [2021-11-13 23:11:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:15,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:15,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:15,829 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:21,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:21,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 550 states and 1517 transitions. [2021-11-13 23:11:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1517 transitions. [2021-11-13 23:11:21,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:21,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:21,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:11:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 551 states and 1518 transitions. [2021-11-13 23:11:22,286 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1518 transitions. [2021-11-13 23:11:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:22,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:22,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:22,308 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:23,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:23,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 552 states and 1522 transitions. [2021-11-13 23:11:23,529 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1522 transitions. [2021-11-13 23:11:23,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:23,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:23,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:11:24,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:24,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 553 states and 1522 transitions. [2021-11-13 23:11:24,062 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1522 transitions. [2021-11-13 23:11:24,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:24,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:24,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 558 states and 1532 transitions. [2021-11-13 23:11:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1532 transitions. [2021-11-13 23:11:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:26,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:26,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:26,960 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:11:30,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 560 states and 1542 transitions. [2021-11-13 23:11:30,089 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1542 transitions. [2021-11-13 23:11:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:11:30,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:30,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:30,100 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:11:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:32,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 561 states and 1543 transitions. [2021-11-13 23:11:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1543 transitions. [2021-11-13 23:11:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:11:32,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:32,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:32,271 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:11:38,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:38,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 565 states and 1561 transitions. [2021-11-13 23:11:38,339 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1561 transitions. [2021-11-13 23:11:38,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:11:38,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:38,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:42,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:42,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 567 states and 1569 transitions. [2021-11-13 23:11:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1569 transitions. [2021-11-13 23:11:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:11:42,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:42,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:42,812 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:45,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 571 states and 1575 transitions. [2021-11-13 23:11:45,514 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1575 transitions. [2021-11-13 23:11:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:11:45,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:45,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:53,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:53,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 581 states and 1607 transitions. [2021-11-13 23:11:53,074 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1607 transitions. [2021-11-13 23:11:53,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:11:53,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:53,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:00,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 589 states and 1638 transitions. [2021-11-13 23:12:00,655 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1638 transitions. [2021-11-13 23:12:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:00,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:00,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:00,671 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:04,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 594 states and 1658 transitions. [2021-11-13 23:12:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1658 transitions. [2021-11-13 23:12:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:04,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:04,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:11,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 603 states and 1673 transitions. [2021-11-13 23:12:11,048 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1673 transitions. [2021-11-13 23:12:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:11,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:11,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:11,065 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:12,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 606 states and 1675 transitions. [2021-11-13 23:12:12,413 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1675 transitions. [2021-11-13 23:12:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:12,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:12,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:12,428 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:16,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 610 states and 1679 transitions. [2021-11-13 23:12:16,158 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1679 transitions. [2021-11-13 23:12:16,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:16,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:16,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:16,171 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:17,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 613 states and 1681 transitions. [2021-11-13 23:12:17,323 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1681 transitions. [2021-11-13 23:12:17,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:17,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:17,339 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:19,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:19,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 617 states and 1688 transitions. [2021-11-13 23:12:19,770 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1688 transitions. [2021-11-13 23:12:19,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:19,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:19,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:40,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:40,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 630 states and 1768 transitions. [2021-11-13 23:12:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1768 transitions. [2021-11-13 23:12:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:40,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:40,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:12:43,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:43,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 631 states and 1776 transitions. [2021-11-13 23:12:43,006 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1776 transitions. [2021-11-13 23:12:43,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:43,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:43,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:43,016 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:12:44,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 634 states and 1778 transitions. [2021-11-13 23:12:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1778 transitions. [2021-11-13 23:12:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:44,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:44,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:44,899 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:52,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:52,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 644 states and 1798 transitions. [2021-11-13 23:12:52,373 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1798 transitions. [2021-11-13 23:12:52,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:52,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:52,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:52,391 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:57,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 653 states and 1811 transitions. [2021-11-13 23:12:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1811 transitions. [2021-11-13 23:12:57,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:12:57,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:57,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:57,526 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 656 states and 1817 transitions. [2021-11-13 23:13:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1817 transitions. [2021-11-13 23:13:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:00,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:00,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:13:01,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:01,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 656 states and 1815 transitions. [2021-11-13 23:13:01,369 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1815 transitions. [2021-11-13 23:13:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:01,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:01,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:10,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:10,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 667 states and 1846 transitions. [2021-11-13 23:13:10,743 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1846 transitions. [2021-11-13 23:13:10,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:10,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:10,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:10,771 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 668 states and 1849 transitions. [2021-11-13 23:13:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1849 transitions. [2021-11-13 23:13:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:12,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:12,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 675 states and 1863 transitions. [2021-11-13 23:13:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1863 transitions. [2021-11-13 23:13:20,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:20,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:20,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:24,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:24,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 678 states and 1869 transitions. [2021-11-13 23:13:24,355 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1869 transitions. [2021-11-13 23:13:24,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:24,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:24,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:24,373 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:28,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 683 states and 1878 transitions. [2021-11-13 23:13:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1878 transitions. [2021-11-13 23:13:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:28,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:28,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:28,720 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:30,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 684 states and 1879 transitions. [2021-11-13 23:13:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1879 transitions. [2021-11-13 23:13:30,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:30,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:30,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:30,260 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 685 states and 1885 transitions. [2021-11-13 23:13:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1885 transitions. [2021-11-13 23:13:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:31,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:31,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:35,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:35,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 689 states and 1893 transitions. [2021-11-13 23:13:35,807 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1893 transitions. [2021-11-13 23:13:35,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:35,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:35,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:13:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 689 states and 1892 transitions. [2021-11-13 23:13:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1892 transitions. [2021-11-13 23:13:37,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:37,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:37,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:37,188 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:38,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:38,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 690 states and 1892 transitions. [2021-11-13 23:13:38,536 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1892 transitions. [2021-11-13 23:13:38,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:38,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:38,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:38,672 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:13:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 691 states and 1895 transitions. [2021-11-13 23:13:40,184 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1895 transitions. [2021-11-13 23:13:40,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:40,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:40,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:13:41,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:41,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 693 states and 1898 transitions. [2021-11-13 23:13:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1898 transitions. [2021-11-13 23:13:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:13:41,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:41,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:41,749 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:13:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:46,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 697 states and 1907 transitions. [2021-11-13 23:13:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1907 transitions. [2021-11-13 23:13:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:13:46,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:46,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:46,582 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:13:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 697 states and 1905 transitions. [2021-11-13 23:13:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1905 transitions. [2021-11-13 23:13:47,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:13:47,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:47,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:47,783 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:13:49,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 697 states and 1902 transitions. [2021-11-13 23:13:49,457 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1902 transitions. [2021-11-13 23:13:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:13:49,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:49,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:56,783 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:20,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 714 states and 1983 transitions. [2021-11-13 23:14:20,943 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1983 transitions. [2021-11-13 23:14:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:14:20,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:20,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:14:29,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 718 states and 2003 transitions. [2021-11-13 23:14:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 2003 transitions. [2021-11-13 23:14:29,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:14:29,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:29,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:14:33,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:33,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 720 states and 2003 transitions. [2021-11-13 23:14:33,444 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 2003 transitions. [2021-11-13 23:14:33,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:14:33,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:33,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:33,457 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:14:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:41,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 724 states and 2014 transitions. [2021-11-13 23:14:41,137 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 2014 transitions. [2021-11-13 23:14:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:14:41,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:41,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:41,174 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:53,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 732 states and 2036 transitions. [2021-11-13 23:14:53,804 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2036 transitions. [2021-11-13 23:14:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:14:53,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:53,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:53,839 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:02,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:02,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 738 states and 2044 transitions. [2021-11-13 23:15:02,335 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 2044 transitions. [2021-11-13 23:15:02,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:02,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:02,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:02,363 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:13,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:13,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 745 states and 2060 transitions. [2021-11-13 23:15:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 2060 transitions. [2021-11-13 23:15:13,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:13,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:13,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:13,230 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:24,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 753 states and 2076 transitions. [2021-11-13 23:15:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 2076 transitions. [2021-11-13 23:15:24,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:24,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:24,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:27,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 754 states and 2081 transitions. [2021-11-13 23:15:27,564 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 2081 transitions. [2021-11-13 23:15:27,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:27,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:27,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:27,601 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:32,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:32,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 756 states and 2088 transitions. [2021-11-13 23:15:32,646 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 2088 transitions. [2021-11-13 23:15:32,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:32,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:32,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 757 states and 2092 transitions. [2021-11-13 23:15:35,373 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 2092 transitions. [2021-11-13 23:15:35,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:35,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:35,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:35,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:35,395 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 758 states and 2095 transitions. [2021-11-13 23:15:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 2095 transitions. [2021-11-13 23:15:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:37,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:37,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 761 states and 2098 transitions. [2021-11-13 23:15:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 2098 transitions. [2021-11-13 23:15:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:41,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:41,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:41,247 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:45,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 763 states and 2106 transitions. [2021-11-13 23:15:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2106 transitions. [2021-11-13 23:15:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:45,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:45,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:45,615 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:15:47,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:47,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 764 states and 2109 transitions. [2021-11-13 23:15:47,884 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 2109 transitions. [2021-11-13 23:15:47,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:15:47,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:47,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:05,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:05,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 767 states and 2125 transitions. [2021-11-13 23:16:05,306 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2125 transitions. [2021-11-13 23:16:05,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:05,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:05,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:15,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:15,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 773 states and 2161 transitions. [2021-11-13 23:16:15,480 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 2161 transitions. [2021-11-13 23:16:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:15,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:15,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:15,945 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 776 states and 2175 transitions. [2021-11-13 23:16:20,326 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 2175 transitions. [2021-11-13 23:16:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:20,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:20,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:22,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 777 states and 2177 transitions. [2021-11-13 23:16:22,719 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 2177 transitions. [2021-11-13 23:16:22,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:16:22,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:22,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:22,936 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:25,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:25,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 778 states and 2180 transitions. [2021-11-13 23:16:25,474 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 2180 transitions. [2021-11-13 23:16:25,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:25,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:25,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:29,183 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 784 states and 2197 transitions. [2021-11-13 23:16:41,772 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 2197 transitions. [2021-11-13 23:16:41,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:41,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:41,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-13 23:16:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 785 states and 2200 transitions. [2021-11-13 23:16:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 2200 transitions. [2021-11-13 23:16:44,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:44,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:44,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:52,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 791 states and 2214 transitions. [2021-11-13 23:16:52,535 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 2214 transitions. [2021-11-13 23:16:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:52,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:52,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 794 states and 2222 transitions. [2021-11-13 23:16:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 2222 transitions. [2021-11-13 23:16:57,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:57,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:57,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:16:58,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 795 states and 2223 transitions. [2021-11-13 23:16:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 2223 transitions. [2021-11-13 23:16:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:16:58,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:58,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:08,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:08,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 800 states and 2238 transitions. [2021-11-13 23:17:08,078 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 2238 transitions. [2021-11-13 23:17:08,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:17:08,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:08,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.