./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/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_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ --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-aef121e [2021-11-23 00:54:44,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:44,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:44,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:44,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:44,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:44,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:44,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:44,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:44,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:44,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:44,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:44,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:44,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:44,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:44,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:44,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:44,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:44,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:44,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:44,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:44,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:44,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:44,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:44,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:44,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:44,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:44,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:44,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:44,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:44,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:44,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:44,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:44,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:44,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:44,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:44,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:44,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:44,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:44,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:44,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:44,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 00:54:44,221 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:44,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:44,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:54:44,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:54:44,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:44,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:44,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:44,236 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:54:44,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:54:44,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:44,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:54:44,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:44,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:54:44,239 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:54:44,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:54:44,239 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:44,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:54:44,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:44,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:44,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:44,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:44,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:44,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:44,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:54:44,241 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:54:44,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:54:44,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:54:44,242 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_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33be026e9ca846df0a8faa91fc9c2bbf64ee20dbba0f4f48a9cd42fbefb372d5 [2021-11-23 00:54:44,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:44,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:44,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:44,566 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:44,566 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:44,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-23 00:54:44,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/data/64efacd6c/3c244130622345f0b8660a5b334aa7a0/FLAG86f38689c [2021-11-23 00:54:45,088 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:45,089 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-23 00:54:45,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/data/64efacd6c/3c244130622345f0b8660a5b334aa7a0/FLAG86f38689c [2021-11-23 00:54:45,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/data/64efacd6c/3c244130622345f0b8660a5b334aa7a0 [2021-11-23 00:54:45,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:45,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:45,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:45,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:45,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:45,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22001211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45, skipping insertion in model container [2021-11-23 00:54:45,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:45,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:45,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:45,703 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:45,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:45,730 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:45,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45 WrapperNode [2021-11-23 00:54:45,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:45,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:45,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:45,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:45,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,763 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-23 00:54:45,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:45,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:45,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:45,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:45,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:45,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:45,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:45,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:45,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:45" (1/1) ... [2021-11-23 00:54:45,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:45,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:45,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:45,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b072480a-3dd9-4120-b616-54d02f86f617/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:45,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:45,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:45,957 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:45,960 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:46,097 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:46,115 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:46,116 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:54:46,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:46 BoogieIcfgContainer [2021-11-23 00:54:46,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:46,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:46,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:46,129 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:46,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:54:46,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-11-23 00:54:46,225 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-11-23 00:54:46,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:54:46,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:46,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-23 00:54:46,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-23 00:54:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:54:46,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2021-11-23 00:54:46,583 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2021-11-23 00:54:46,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:46,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:46,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2021-11-23 00:54:46,806 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2021-11-23 00:54:46,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:46,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2021-11-23 00:54:47,167 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2021-11-23 00:54:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:54:47,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-11-23 00:54:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-11-23 00:54:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:54:47,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2021-11-23 00:54:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2021-11-23 00:54:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:54:47,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:48,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:48,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 50 states and 87 transitions. [2021-11-23 00:54:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2021-11-23 00:54:48,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:54:48,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:48,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2021-11-23 00:54:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2021-11-23 00:54:49,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:54:49,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:49,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 57 states and 108 transitions. [2021-11-23 00:54:49,934 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 108 transitions. [2021-11-23 00:54:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:54:49,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2021-11-23 00:54:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2021-11-23 00:54:50,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:54:50,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:51,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 70 states and 134 transitions. [2021-11-23 00:54:51,834 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 134 transitions. [2021-11-23 00:54:51,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:54:51,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:52,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 75 states and 148 transitions. [2021-11-23 00:54:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2021-11-23 00:54:52,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:54:52,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 81 states and 168 transitions. [2021-11-23 00:54:53,407 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 168 transitions. [2021-11-23 00:54:53,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:54:53,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:54,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 86 states and 190 transitions. [2021-11-23 00:54:54,798 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 190 transitions. [2021-11-23 00:54:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:54:54,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 89 states and 196 transitions. [2021-11-23 00:54:55,246 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 196 transitions. [2021-11-23 00:54:55,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:54:55,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 92 states and 202 transitions. [2021-11-23 00:54:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 202 transitions. [2021-11-23 00:54:55,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:54:55,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:56,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 96 states and 213 transitions. [2021-11-23 00:54:56,216 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 213 transitions. [2021-11-23 00:54:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:54:56,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 100 states and 229 transitions. [2021-11-23 00:54:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 229 transitions. [2021-11-23 00:54:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:54:57,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 101 states and 233 transitions. [2021-11-23 00:54:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 233 transitions. [2021-11-23 00:54:57,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:54:57,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:54:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 102 states and 236 transitions. [2021-11-23 00:54:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 236 transitions. [2021-11-23 00:54:57,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:54:57,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 111 states and 254 transitions. [2021-11-23 00:54:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 254 transitions. [2021-11-23 00:54:59,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:54:59,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 119 states and 275 transitions. [2021-11-23 00:55:01,879 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 275 transitions. [2021-11-23 00:55:01,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:01,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 122 states and 286 transitions. [2021-11-23 00:55:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 286 transitions. [2021-11-23 00:55:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:02,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 124 states and 291 transitions. [2021-11-23 00:55:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 291 transitions. [2021-11-23 00:55:02,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:02,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,935 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 127 states and 300 transitions. [2021-11-23 00:55:03,491 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 300 transitions. [2021-11-23 00:55:03,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:03,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:04,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 131 states and 304 transitions. [2021-11-23 00:55:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 304 transitions. [2021-11-23 00:55:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:04,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:04,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 133 states and 306 transitions. [2021-11-23 00:55:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 306 transitions. [2021-11-23 00:55:04,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:04,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 135 states and 310 transitions. [2021-11-23 00:55:05,181 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 310 transitions. [2021-11-23 00:55:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:05,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:05,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 137 states and 316 transitions. [2021-11-23 00:55:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 316 transitions. [2021-11-23 00:55:05,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:55:05,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:06,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 138 states and 317 transitions. [2021-11-23 00:55:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 317 transitions. [2021-11-23 00:55:06,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:55:06,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 144 states and 331 transitions. [2021-11-23 00:55:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 331 transitions. [2021-11-23 00:55:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:08,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,591 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 149 states and 341 transitions. [2021-11-23 00:55:10,020 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 341 transitions. [2021-11-23 00:55:10,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:10,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 154 states and 357 transitions. [2021-11-23 00:55:11,609 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 357 transitions. [2021-11-23 00:55:11,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:11,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 156 states and 367 transitions. [2021-11-23 00:55:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 367 transitions. [2021-11-23 00:55:12,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:12,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 160 states and 375 transitions. [2021-11-23 00:55:13,732 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 375 transitions. [2021-11-23 00:55:13,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:13,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 161 states and 377 transitions. [2021-11-23 00:55:14,550 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 377 transitions. [2021-11-23 00:55:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:14,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,840 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 164 states and 383 transitions. [2021-11-23 00:55:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 383 transitions. [2021-11-23 00:55:16,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:16,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 167 states and 390 transitions. [2021-11-23 00:55:16,841 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 390 transitions. [2021-11-23 00:55:16,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:16,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 174 states and 423 transitions. [2021-11-23 00:55:19,626 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 423 transitions. [2021-11-23 00:55:19,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:19,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,650 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:55:20,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 175 states and 425 transitions. [2021-11-23 00:55:20,427 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 425 transitions. [2021-11-23 00:55:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:20,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,455 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:21,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 178 states and 431 transitions. [2021-11-23 00:55:21,113 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 431 transitions. [2021-11-23 00:55:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:21,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,132 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:55:21,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 179 states and 432 transitions. [2021-11-23 00:55:21,505 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 432 transitions. [2021-11-23 00:55:21,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:21,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:22,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 180 states and 439 transitions. [2021-11-23 00:55:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 439 transitions. [2021-11-23 00:55:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:22,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:23,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 184 states and 454 transitions. [2021-11-23 00:55:23,368 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 454 transitions. [2021-11-23 00:55:23,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:23,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:25,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 189 states and 465 transitions. [2021-11-23 00:55:25,233 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 465 transitions. [2021-11-23 00:55:25,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:25,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:27,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 194 states and 483 transitions. [2021-11-23 00:55:27,667 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 483 transitions. [2021-11-23 00:55:27,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:27,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 195 states and 490 transitions. [2021-11-23 00:55:28,151 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 490 transitions. [2021-11-23 00:55:28,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:28,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,038 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 206 states and 533 transitions. [2021-11-23 00:55:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 533 transitions. [2021-11-23 00:55:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:33,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 211 states and 551 transitions. [2021-11-23 00:55:34,691 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 551 transitions. [2021-11-23 00:55:34,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:34,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:35,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 214 states and 557 transitions. [2021-11-23 00:55:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 557 transitions. [2021-11-23 00:55:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:35,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:35,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:35,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 215 states and 563 transitions. [2021-11-23 00:55:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 563 transitions. [2021-11-23 00:55:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:36,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,209 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:36,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 216 states and 568 transitions. [2021-11-23 00:55:36,719 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 568 transitions. [2021-11-23 00:55:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:36,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:37,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 219 states and 571 transitions. [2021-11-23 00:55:37,143 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 571 transitions. [2021-11-23 00:55:37,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:37,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,163 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 222 states and 573 transitions. [2021-11-23 00:55:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 573 transitions. [2021-11-23 00:55:37,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:37,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 225 states and 575 transitions. [2021-11-23 00:55:38,066 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 575 transitions. [2021-11-23 00:55:38,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:38,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:38,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 227 states and 585 transitions. [2021-11-23 00:55:40,109 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 585 transitions. [2021-11-23 00:55:40,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:40,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:40,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:40,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 228 states and 588 transitions. [2021-11-23 00:55:40,533 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 588 transitions. [2021-11-23 00:55:40,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:40,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:40,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:41,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 229 states and 593 transitions. [2021-11-23 00:55:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 593 transitions. [2021-11-23 00:55:41,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:41,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:41,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 238 states and 624 transitions. [2021-11-23 00:55:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 624 transitions. [2021-11-23 00:55:46,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:46,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:46,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 239 states and 627 transitions. [2021-11-23 00:55:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 627 transitions. [2021-11-23 00:55:46,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:46,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 240 states and 628 transitions. [2021-11-23 00:55:47,783 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 628 transitions. [2021-11-23 00:55:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:47,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:55:48,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:48,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 241 states and 631 transitions. [2021-11-23 00:55:48,318 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 631 transitions. [2021-11-23 00:55:48,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:48,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:48,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:51,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 246 states and 643 transitions. [2021-11-23 00:55:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 643 transitions. [2021-11-23 00:55:51,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:51,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:51,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,936 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:55:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 247 states and 644 transitions. [2021-11-23 00:55:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 644 transitions. [2021-11-23 00:55:52,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:52,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:52,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:54,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:54,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 252 states and 653 transitions. [2021-11-23 00:55:54,109 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 653 transitions. [2021-11-23 00:55:54,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:54,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:54,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 256 states and 659 transitions. [2021-11-23 00:55:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 659 transitions. [2021-11-23 00:55:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:55,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:55,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:55:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:55,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 257 states and 661 transitions. [2021-11-23 00:55:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 661 transitions. [2021-11-23 00:55:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:55,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:55,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:55,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:57,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 261 states and 670 transitions. [2021-11-23 00:55:57,197 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 670 transitions. [2021-11-23 00:55:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:57,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:55:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:59,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 266 states and 682 transitions. [2021-11-23 00:55:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 682 transitions. [2021-11-23 00:55:59,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:59,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:59,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:59,659 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:56:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 267 states and 685 transitions. [2021-11-23 00:56:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 685 transitions. [2021-11-23 00:56:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:00,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:56:00,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 268 states and 688 transitions. [2021-11-23 00:56:00,934 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 688 transitions. [2021-11-23 00:56:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:00,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:56:01,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 269 states and 690 transitions. [2021-11-23 00:56:01,465 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 690 transitions. [2021-11-23 00:56:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:01,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:01,478 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:02,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:02,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 269 states and 688 transitions. [2021-11-23 00:56:02,003 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 688 transitions. [2021-11-23 00:56:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:02,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:02,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:03,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:03,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 270 states and 689 transitions. [2021-11-23 00:56:03,467 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 689 transitions. [2021-11-23 00:56:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:03,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:03,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:03,479 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 273 states and 694 transitions. [2021-11-23 00:56:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 694 transitions. [2021-11-23 00:56:05,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:05,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:05,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:05,406 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:06,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:06,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 274 states and 695 transitions. [2021-11-23 00:56:06,978 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 695 transitions. [2021-11-23 00:56:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:06,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:06,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 279 states and 709 transitions. [2021-11-23 00:56:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 709 transitions. [2021-11-23 00:56:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:09,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:09,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:12,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 283 states and 714 transitions. [2021-11-23 00:56:12,417 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 714 transitions. [2021-11-23 00:56:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:12,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 288 states and 734 transitions. [2021-11-23 00:56:15,088 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 734 transitions. [2021-11-23 00:56:15,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:15,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 292 states and 742 transitions. [2021-11-23 00:56:17,083 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 742 transitions. [2021-11-23 00:56:17,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:17,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 297 states and 765 transitions. [2021-11-23 00:56:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 765 transitions. [2021-11-23 00:56:20,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:20,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,512 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:21,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 299 states and 771 transitions. [2021-11-23 00:56:21,804 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 771 transitions. [2021-11-23 00:56:21,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:21,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 304 states and 781 transitions. [2021-11-23 00:56:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 781 transitions. [2021-11-23 00:56:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:24,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,378 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 307 states and 784 transitions. [2021-11-23 00:56:25,025 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 784 transitions. [2021-11-23 00:56:25,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:25,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,048 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 311 states and 790 transitions. [2021-11-23 00:56:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 790 transitions. [2021-11-23 00:56:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:26,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 313 states and 800 transitions. [2021-11-23 00:56:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 800 transitions. [2021-11-23 00:56:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:28,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,460 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 318 states and 815 transitions. [2021-11-23 00:56:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 815 transitions. [2021-11-23 00:56:32,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:32,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 319 states and 816 transitions. [2021-11-23 00:56:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 816 transitions. [2021-11-23 00:56:33,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:33,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:36,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 324 states and 826 transitions. [2021-11-23 00:56:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 826 transitions. [2021-11-23 00:56:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:36,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,591 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 326 states and 831 transitions. [2021-11-23 00:56:38,677 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 831 transitions. [2021-11-23 00:56:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:38,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 327 states and 832 transitions. [2021-11-23 00:56:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 832 transitions. [2021-11-23 00:56:39,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:39,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:40,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 327 states and 831 transitions. [2021-11-23 00:56:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 831 transitions. [2021-11-23 00:56:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:40,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:41,922 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 337 states and 884 transitions. [2021-11-23 00:56:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 884 transitions. [2021-11-23 00:56:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:48,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,433 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:49,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 338 states and 896 transitions. [2021-11-23 00:56:49,170 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 896 transitions. [2021-11-23 00:56:49,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:49,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:50,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 339 states and 898 transitions. [2021-11-23 00:56:50,104 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 898 transitions. [2021-11-23 00:56:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:50,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,128 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:52,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 343 states and 905 transitions. [2021-11-23 00:56:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 905 transitions. [2021-11-23 00:56:52,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:52,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 344 states and 905 transitions. [2021-11-23 00:56:53,459 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 905 transitions. [2021-11-23 00:56:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:53,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,484 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 353 states and 919 transitions. [2021-11-23 00:56:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 919 transitions. [2021-11-23 00:56:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:57,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 356 states and 922 transitions. [2021-11-23 00:56:58,233 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 922 transitions. [2021-11-23 00:56:58,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:58,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,262 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:59,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 359 states and 924 transitions. [2021-11-23 00:56:59,109 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 924 transitions. [2021-11-23 00:56:59,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:59,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,170 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:01,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 364 states and 932 transitions. [2021-11-23 00:57:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 932 transitions. [2021-11-23 00:57:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:01,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 365 states and 934 transitions. [2021-11-23 00:57:04,473 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 934 transitions. [2021-11-23 00:57:04,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:04,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,484 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:57:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 367 states and 943 transitions. [2021-11-23 00:57:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 943 transitions. [2021-11-23 00:57:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:06,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,498 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:57:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 368 states and 944 transitions. [2021-11-23 00:57:08,009 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 944 transitions. [2021-11-23 00:57:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:08,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:57:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 369 states and 948 transitions. [2021-11-23 00:57:09,514 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 948 transitions. [2021-11-23 00:57:09,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:09,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:11,810 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:22,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 386 states and 1013 transitions. [2021-11-23 00:57:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1013 transitions. [2021-11-23 00:57:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:22,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:57:23,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 387 states and 1017 transitions. [2021-11-23 00:57:23,118 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1017 transitions. [2021-11-23 00:57:23,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:23,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,132 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:57:24,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 388 states and 1028 transitions. [2021-11-23 00:57:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 1028 transitions. [2021-11-23 00:57:24,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:24,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,115 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 398 states and 1049 transitions. [2021-11-23 00:57:29,857 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1049 transitions. [2021-11-23 00:57:29,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:29,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,881 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:30,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 399 states and 1052 transitions. [2021-11-23 00:57:30,751 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1052 transitions. [2021-11-23 00:57:30,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:30,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:57:32,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:32,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 403 states and 1059 transitions. [2021-11-23 00:57:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1059 transitions. [2021-11-23 00:57:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:32,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:32,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:33,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 406 states and 1061 transitions. [2021-11-23 00:57:33,247 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1061 transitions. [2021-11-23 00:57:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:33,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:38,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 409 states and 1085 transitions. [2021-11-23 00:57:38,482 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1085 transitions. [2021-11-23 00:57:38,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:38,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:38,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:38,498 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:57:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 410 states and 1088 transitions. [2021-11-23 00:57:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1088 transitions. [2021-11-23 00:57:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:39,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 419 states and 1126 transitions. [2021-11-23 00:57:45,535 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1126 transitions. [2021-11-23 00:57:45,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:45,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,679 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 421 states and 1135 transitions. [2021-11-23 00:57:47,336 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1135 transitions. [2021-11-23 00:57:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:47,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 422 states and 1137 transitions. [2021-11-23 00:57:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 1137 transitions. [2021-11-23 00:57:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:48,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,288 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:57:49,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 424 states and 1140 transitions. [2021-11-23 00:57:49,615 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1140 transitions. [2021-11-23 00:57:49,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:49,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,624 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:57:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 428 states and 1149 transitions. [2021-11-23 00:57:52,542 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1149 transitions. [2021-11-23 00:57:52,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:52,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,921 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:59,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 434 states and 1164 transitions. [2021-11-23 00:57:59,111 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1164 transitions. [2021-11-23 00:57:59,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:59,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,123 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:57:59,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 435 states and 1167 transitions. [2021-11-23 00:57:59,909 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1167 transitions. [2021-11-23 00:57:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:59,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:03,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 441 states and 1179 transitions. [2021-11-23 00:58:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1179 transitions. [2021-11-23 00:58:03,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:03,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:03,922 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 449 states and 1195 transitions. [2021-11-23 00:58:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1195 transitions. [2021-11-23 00:58:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:10,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:12,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 453 states and 1200 transitions. [2021-11-23 00:58:12,639 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1200 transitions. [2021-11-23 00:58:12,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:12,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:12,649 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:58:15,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 458 states and 1209 transitions. [2021-11-23 00:58:15,548 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1209 transitions. [2021-11-23 00:58:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:15,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:15,565 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:58:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 459 states and 1209 transitions. [2021-11-23 00:58:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1209 transitions. [2021-11-23 00:58:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:16,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,102 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 463 states and 1218 transitions. [2021-11-23 00:58:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1218 transitions. [2021-11-23 00:58:18,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:18,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,544 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:20,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 465 states and 1226 transitions. [2021-11-23 00:58:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1226 transitions. [2021-11-23 00:58:20,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:20,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:21,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 468 states and 1228 transitions. [2021-11-23 00:58:21,231 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1228 transitions. [2021-11-23 00:58:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:21,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:21,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:58:22,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 468 states and 1227 transitions. [2021-11-23 00:58:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1227 transitions. [2021-11-23 00:58:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:22,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:22,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:58:24,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 469 states and 1230 transitions. [2021-11-23 00:58:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1230 transitions. [2021-11-23 00:58:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:24,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:58:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 470 states and 1233 transitions. [2021-11-23 00:58:25,075 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1233 transitions. [2021-11-23 00:58:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:25,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:58:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 470 states and 1231 transitions. [2021-11-23 00:58:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1231 transitions. [2021-11-23 00:58:26,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:26,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:58:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 471 states and 1233 transitions. [2021-11-23 00:58:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1233 transitions. [2021-11-23 00:58:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:28,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,784 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 478 states and 1257 transitions. [2021-11-23 00:58:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1257 transitions. [2021-11-23 00:58:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:34,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,293 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 483 states and 1293 transitions. [2021-11-23 00:58:40,556 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1293 transitions. [2021-11-23 00:58:40,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:40,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 487 states and 1306 transitions. [2021-11-23 00:58:44,179 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1306 transitions. [2021-11-23 00:58:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:44,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:47,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 491 states and 1313 transitions. [2021-11-23 00:58:47,744 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1313 transitions. [2021-11-23 00:58:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:47,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:47,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 492 states and 1315 transitions. [2021-11-23 00:58:48,782 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1315 transitions. [2021-11-23 00:58:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:48,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:48,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:58:52,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 498 states and 1321 transitions. [2021-11-23 00:58:52,329 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1321 transitions. [2021-11-23 00:58:52,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:58:52,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,336 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:58:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 499 states and 1322 transitions. [2021-11-23 00:58:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1322 transitions. [2021-11-23 00:58:55,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:58:55,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:55,246 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:58:57,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 499 states and 1321 transitions. [2021-11-23 00:58:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1321 transitions. [2021-11-23 00:58:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:58:57,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:02,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 502 states and 1333 transitions. [2021-11-23 00:59:02,010 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1333 transitions. [2021-11-23 00:59:02,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:59:02,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,260 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:04,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 505 states and 1339 transitions. [2021-11-23 00:59:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1339 transitions. [2021-11-23 00:59:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:59:04,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,746 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 507 states and 1345 transitions. [2021-11-23 00:59:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1345 transitions. [2021-11-23 00:59:06,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:59:06,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,132 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:09,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 512 states and 1353 transitions. [2021-11-23 00:59:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1353 transitions. [2021-11-23 00:59:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:59:09,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:13,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 517 states and 1363 transitions. [2021-11-23 00:59:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1363 transitions. [2021-11-23 00:59:13,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:13,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:59:21,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 523 states and 1405 transitions. [2021-11-23 00:59:21,289 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1405 transitions. [2021-11-23 00:59:21,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:21,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,299 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:59:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 525 states and 1409 transitions. [2021-11-23 00:59:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1409 transitions. [2021-11-23 00:59:23,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:23,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:59:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 527 states and 1414 transitions. [2021-11-23 00:59:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1414 transitions. [2021-11-23 00:59:25,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:25,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,566 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:59:26,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 528 states and 1416 transitions. [2021-11-23 00:59:26,594 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1416 transitions. [2021-11-23 00:59:26,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:26,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:59:28,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 530 states and 1420 transitions. [2021-11-23 00:59:28,806 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1420 transitions. [2021-11-23 00:59:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:28,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:59:29,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 531 states and 1423 transitions. [2021-11-23 00:59:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1423 transitions. [2021-11-23 00:59:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:29,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,916 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:59:31,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 533 states and 1427 transitions. [2021-11-23 00:59:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1427 transitions. [2021-11-23 00:59:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:31,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,694 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 539 states and 1437 transitions. [2021-11-23 00:59:42,953 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1437 transitions. [2021-11-23 00:59:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:42,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:59:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 541 states and 1445 transitions. [2021-11-23 00:59:45,308 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1445 transitions. [2021-11-23 00:59:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:45,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 547 states and 1455 transitions. [2021-11-23 00:59:49,222 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1455 transitions. [2021-11-23 00:59:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:49,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,239 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 552 states and 1465 transitions. [2021-11-23 00:59:52,218 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1465 transitions. [2021-11-23 00:59:52,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:52,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,224 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:59:55,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 554 states and 1475 transitions. [2021-11-23 00:59:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1475 transitions. [2021-11-23 00:59:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:59:55,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,439 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:59:57,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 555 states and 1476 transitions. [2021-11-23 00:59:57,415 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1476 transitions. [2021-11-23 00:59:57,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:59:57,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:01,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 557 states and 1484 transitions. [2021-11-23 01:00:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1484 transitions. [2021-11-23 01:00:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:01,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,938 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:04,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 561 states and 1490 transitions. [2021-11-23 01:00:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1490 transitions. [2021-11-23 01:00:04,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:04,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:14,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 573 states and 1525 transitions. [2021-11-23 01:00:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1525 transitions. [2021-11-23 01:00:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:14,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:14,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:15,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 574 states and 1528 transitions. [2021-11-23 01:00:15,740 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1528 transitions. [2021-11-23 01:00:15,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:15,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,757 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:00:22,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:22,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 582 states and 1554 transitions. [2021-11-23 01:00:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1554 transitions. [2021-11-23 01:00:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:22,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:22,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,366 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:29,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 592 states and 1576 transitions. [2021-11-23 01:00:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1576 transitions. [2021-11-23 01:00:29,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:29,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,559 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:30,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:30,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 595 states and 1578 transitions. [2021-11-23 01:00:30,798 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1578 transitions. [2021-11-23 01:00:30,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:30,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:30,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:30,821 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:34,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 600 states and 1598 transitions. [2021-11-23 01:00:34,649 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1598 transitions. [2021-11-23 01:00:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:34,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:34,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:37,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 604 states and 1605 transitions. [2021-11-23 01:00:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1605 transitions. [2021-11-23 01:00:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:37,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:37,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,239 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:00:40,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:40,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 606 states and 1612 transitions. [2021-11-23 01:00:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1612 transitions. [2021-11-23 01:00:40,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:40,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:40,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 607 states and 1618 transitions. [2021-11-23 01:00:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1618 transitions. [2021-11-23 01:00:41,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:41,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:41,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:41,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:41,749 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 610 states and 1620 transitions. [2021-11-23 01:00:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1620 transitions. [2021-11-23 01:00:43,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:43,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:43,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 613 states and 1622 transitions. [2021-11-23 01:00:44,616 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1622 transitions. [2021-11-23 01:00:44,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:00:44,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:44,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:49,346 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:06,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 631 states and 1707 transitions. [2021-11-23 01:01:06,782 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1707 transitions. [2021-11-23 01:01:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:06,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:06,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:01:09,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:09,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 632 states and 1715 transitions. [2021-11-23 01:01:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1715 transitions. [2021-11-23 01:01:09,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:09,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:09,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 636 states and 1723 transitions. [2021-11-23 01:01:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1723 transitions. [2021-11-23 01:01:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:11,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 647 states and 1751 transitions. [2021-11-23 01:01:20,915 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1751 transitions. [2021-11-23 01:01:20,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:20,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:20,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:23,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 651 states and 1756 transitions. [2021-11-23 01:01:23,624 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1756 transitions. [2021-11-23 01:01:23,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:23,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:01:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 652 states and 1757 transitions. [2021-11-23 01:01:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1757 transitions. [2021-11-23 01:01:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:24,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:33,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:33,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 660 states and 1775 transitions. [2021-11-23 01:01:33,262 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1775 transitions. [2021-11-23 01:01:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:33,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:33,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:36,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 665 states and 1783 transitions. [2021-11-23 01:01:36,547 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1783 transitions. [2021-11-23 01:01:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:36,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:36,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:36,564 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 672 states and 1798 transitions. [2021-11-23 01:01:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1798 transitions. [2021-11-23 01:01:44,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:44,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:44,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:44,768 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:49,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 677 states and 1805 transitions. [2021-11-23 01:01:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1805 transitions. [2021-11-23 01:01:49,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:49,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:49,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:50,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 678 states and 1806 transitions. [2021-11-23 01:01:50,414 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1806 transitions. [2021-11-23 01:01:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:50,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:50,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,423 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:01:51,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 678 states and 1804 transitions. [2021-11-23 01:01:51,886 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1804 transitions. [2021-11-23 01:01:51,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:51,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,903 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:53,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 679 states and 1804 transitions. [2021-11-23 01:01:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1804 transitions. [2021-11-23 01:01:53,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:53,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:53,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 680 states and 1807 transitions. [2021-11-23 01:01:54,914 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1807 transitions. [2021-11-23 01:01:54,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:54,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:54,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:54,922 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:01:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 682 states and 1810 transitions. [2021-11-23 01:01:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1810 transitions. [2021-11-23 01:01:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:56,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:02:01,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 686 states and 1819 transitions. [2021-11-23 01:02:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1819 transitions. [2021-11-23 01:02:01,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:01,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:01,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:02:02,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 686 states and 1815 transitions. [2021-11-23 01:02:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1815 transitions. [2021-11-23 01:02:02,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:02,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:02,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:02:07,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:07,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 690 states and 1833 transitions. [2021-11-23 01:02:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1833 transitions. [2021-11-23 01:02:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:07,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:07,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,958 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:02:09,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:09,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 690 states and 1826 transitions. [2021-11-23 01:02:09,325 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1826 transitions. [2021-11-23 01:02:09,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:09,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:09,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:02:10,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 690 states and 1821 transitions. [2021-11-23 01:02:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1821 transitions. [2021-11-23 01:02:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:10,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:17,021 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:33,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 704 states and 1898 transitions. [2021-11-23 01:02:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1898 transitions. [2021-11-23 01:02:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:33,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,922 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:46,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 717 states and 1925 transitions. [2021-11-23 01:02:46,929 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1925 transitions. [2021-11-23 01:02:46,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:46,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:46,938 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:02:49,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:49,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 719 states and 1935 transitions. [2021-11-23 01:02:49,906 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1935 transitions. [2021-11-23 01:02:49,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:49,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:49,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:49,924 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:58,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 728 states and 1956 transitions. [2021-11-23 01:02:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1956 transitions. [2021-11-23 01:02:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:02:58,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:58,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:00,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 730 states and 1957 transitions. [2021-11-23 01:03:00,250 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1957 transitions. [2021-11-23 01:03:00,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:00,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:00,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:00,279 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:04,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 734 states and 1964 transitions. [2021-11-23 01:03:04,884 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1964 transitions. [2021-11-23 01:03:04,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:04,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:04,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,898 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:03:06,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:06,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 736 states and 1973 transitions. [2021-11-23 01:03:06,339 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1973 transitions. [2021-11-23 01:03:06,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:06,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:06,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:08,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 737 states and 1979 transitions. [2021-11-23 01:03:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1979 transitions. [2021-11-23 01:03:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:08,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 738 states and 1982 transitions. [2021-11-23 01:03:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1982 transitions. [2021-11-23 01:03:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:09,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,796 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:03:11,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:11,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 739 states and 1983 transitions. [2021-11-23 01:03:11,362 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1983 transitions. [2021-11-23 01:03:11,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:11,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:11,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:11,384 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:15,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 744 states and 1992 transitions. [2021-11-23 01:03:15,960 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1992 transitions. [2021-11-23 01:03:15,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:15,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:15,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,966 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:03:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 745 states and 1995 transitions. [2021-11-23 01:03:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1995 transitions. [2021-11-23 01:03:17,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:17,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:17,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:20,850 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:29,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 748 states and 2011 transitions. [2021-11-23 01:03:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 2011 transitions. [2021-11-23 01:03:29,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:29,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:29,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 754 states and 2047 transitions. [2021-11-23 01:03:36,561 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 2047 transitions. [2021-11-23 01:03:36,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:36,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:38,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:38,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 756 states and 2050 transitions. [2021-11-23 01:03:38,257 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 2050 transitions. [2021-11-23 01:03:38,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:38,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:38,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:40,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:40,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 757 states and 2061 transitions. [2021-11-23 01:03:40,198 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 2061 transitions. [2021-11-23 01:03:40,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:40,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:40,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:40,354 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:41,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:41,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 758 states and 2063 transitions. [2021-11-23 01:03:41,980 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 2063 transitions. [2021-11-23 01:03:41,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:41,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:41,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:42,197 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 759 states and 2066 transitions. [2021-11-23 01:03:43,794 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2066 transitions. [2021-11-23 01:03:43,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:03:43,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:43,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:56,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 765 states and 2083 transitions. [2021-11-23 01:03:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 2083 transitions. [2021-11-23 01:03:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:03:56,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:56,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:56,275 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:02,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 771 states and 2097 transitions. [2021-11-23 01:04:02,684 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 2097 transitions. [2021-11-23 01:04:02,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:02,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:02,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:11,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:11,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 778 states and 2113 transitions. [2021-11-23 01:04:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 2113 transitions. [2021-11-23 01:04:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:11,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:11,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:13,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 779 states and 2115 transitions. [2021-11-23 01:04:13,612 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 2115 transitions. [2021-11-23 01:04:13,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:13,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:17,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:17,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 782 states and 2122 transitions. [2021-11-23 01:04:17,244 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 2122 transitions. [2021-11-23 01:04:17,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:17,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:17,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 786 states and 2128 transitions. [2021-11-23 01:04:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 2128 transitions. [2021-11-23 01:04:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:20,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:20,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 01:04:22,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:22,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 787 states and 2129 transitions. [2021-11-23 01:04:22,058 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 2129 transitions. [2021-11-23 01:04:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:22,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:22,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:27,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 792 states and 2145 transitions. [2021-11-23 01:04:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 2145 transitions. [2021-11-23 01:04:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:27,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:27,744 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:04:28,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 793 states and 2146 transitions. [2021-11-23 01:04:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2146 transitions. [2021-11-23 01:04:28,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:28,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 797 states and 2151 transitions. [2021-11-23 01:04:32,067 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 2151 transitions. [2021-11-23 01:04:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:32,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,095 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:34,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:34,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 798 states and 2154 transitions. [2021-11-23 01:04:34,082 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2154 transitions. [2021-11-23 01:04:34,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:34,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:34,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,088 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 01:04:35,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 799 states and 2157 transitions. [2021-11-23 01:04:35,691 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 2157 transitions. [2021-11-23 01:04:35,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:35,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:35,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:35,708 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:04:40,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:40,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 804 states and 2165 transitions. [2021-11-23 01:04:40,948 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 2165 transitions. [2021-11-23 01:04:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:40,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:40,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 806 states and 2169 transitions. [2021-11-23 01:04:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 2169 transitions. [2021-11-23 01:04:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:44,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:44,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:44,641 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:46,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:46,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 809 states and 2171 transitions. [2021-11-23 01:04:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 2171 transitions. [2021-11-23 01:04:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:46,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:46,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:46,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:46,736 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:55,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:55,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 814 states and 2185 transitions. [2021-11-23 01:04:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 2185 transitions. [2021-11-23 01:04:55,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:55,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:55,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:57,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 815 states and 2185 transitions. [2021-11-23 01:04:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 2185 transitions. [2021-11-23 01:04:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:57,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:57,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:01,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:01,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 820 states and 2192 transitions. [2021-11-23 01:05:01,525 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 2192 transitions. [2021-11-23 01:05:01,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:01,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:01,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:01,533 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:05:04,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:04,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 825 states and 2199 transitions. [2021-11-23 01:05:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 2199 transitions. [2021-11-23 01:05:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:04,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:04,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:05,007 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:05:11,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 831 states and 2222 transitions. [2021-11-23 01:05:11,895 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 2222 transitions. [2021-11-23 01:05:11,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:11,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,902 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:05:14,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 834 states and 2225 transitions. [2021-11-23 01:05:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 2225 transitions. [2021-11-23 01:05:14,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:14,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:14,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:05:18,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 836 states and 2231 transitions. [2021-11-23 01:05:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 2231 transitions. [2021-11-23 01:05:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:18,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:18,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,198 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:05:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:24,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 841 states and 2244 transitions. [2021-11-23 01:05:24,426 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 2244 transitions. [2021-11-23 01:05:24,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:24,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:24,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:24,450 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:05:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 848 states and 2251 transitions. [2021-11-23 01:05:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2251 transitions. [2021-11-23 01:05:31,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:31,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:41,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 853 states and 2280 transitions. [2021-11-23 01:05:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2280 transitions. [2021-11-23 01:05:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:05:41,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:41,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 857 states and 2288 transitions. [2021-11-23 01:05:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2288 transitions. [2021-11-23 01:05:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:47,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:47,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:47,397 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:05:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 858 states and 2292 transitions. [2021-11-23 01:05:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 2292 transitions. [2021-11-23 01:05:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:49,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:49,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:05:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 859 states and 2296 transitions. [2021-11-23 01:05:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2296 transitions. [2021-11-23 01:05:51,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:51,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:51,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:51,330 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:05:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:56,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 860 states and 2297 transitions. [2021-11-23 01:05:56,581 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 2297 transitions. [2021-11-23 01:05:56,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:05:56,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:56,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:56,590 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.