./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/twisted.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_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/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_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/twisted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/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_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/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 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:10:33,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:10:33,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:10:33,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:10:33,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:10:33,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:10:33,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:10:33,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:10:33,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:10:33,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:10:33,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:10:33,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:10:33,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:10:33,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:10:33,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:10:33,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:10:33,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:10:33,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:10:33,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:10:33,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:10:33,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:10:33,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:10:33,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:10:33,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:10:33,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:10:33,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:10:33,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:10:33,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:10:33,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:10:33,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:10:33,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:10:33,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:10:33,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:10:33,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:10:33,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:10:33,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:10:33,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:10:33,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:10:33,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:10:33,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:10:33,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:10:33,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-22 23:10:33,755 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:10:33,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:10:33,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:10:33,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:10:33,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:10:33,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:10:33,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:10:33,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:10:33,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:10:33,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:10:33,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:10:33,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:10:33,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:10:33,768 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-22 23:10:33,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:10:33,768 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:10:33,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:10:33,770 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:10:33,770 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:10:33,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:10:33,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:33,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:10:33,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:10:33,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:10:33,772 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:10:33,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:10:33,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:10:33,772 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_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 [2021-11-22 23:10:34,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:10:34,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:10:34,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:10:34,055 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:10:34,056 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:10:34,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-numeric/twisted.c [2021-11-22 23:10:34,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/data/8d238108e/e9a3a2fd5fe84d52ba7456b9f214b651/FLAGe2fdc633c [2021-11-22 23:10:34,568 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:10:34,569 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/sv-benchmarks/c/termination-numeric/twisted.c [2021-11-22 23:10:34,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/data/8d238108e/e9a3a2fd5fe84d52ba7456b9f214b651/FLAGe2fdc633c [2021-11-22 23:10:34,962 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/data/8d238108e/e9a3a2fd5fe84d52ba7456b9f214b651 [2021-11-22 23:10:34,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:10:34,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:10:34,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:34,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:10:34,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:10:34,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:34" (1/1) ... [2021-11-22 23:10:34,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad998d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:34, skipping insertion in model container [2021-11-22 23:10:34,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:34" (1/1) ... [2021-11-22 23:10:34,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:10:34,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:10:35,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:35,197 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:10:35,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:35,219 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:10:35,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35 WrapperNode [2021-11-22 23:10:35,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:35,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:35,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:10:35,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:10:35,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,248 INFO L137 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45 [2021-11-22 23:10:35,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:35,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:10:35,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:10:35,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:10:35,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:10:35,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:10:35,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:10:35,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:10:35,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:35,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:10:35,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:10:35,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bbc5dda-c48c-495a-aa33-85ccad0f4d84/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:10:35,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:10:35,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:10:35,398 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:10:35,399 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:10:35,511 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:10:35,529 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:10:35,530 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:10:35,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:35 BoogieIcfgContainer [2021-11-22 23:10:35,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:10:35,533 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:10:35,534 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:10:35,544 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:10:35,544 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:35" (1/1) ... [2021-11-22 23:10:35,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:10:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-22 23:10:35,612 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-22 23:10:35,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:10:35,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-22 23:10:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-22 23:10:35,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:10:35,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-11-22 23:10:35,933 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-22 23:10:35,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:10:35,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2021-11-22 23:10:36,148 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2021-11-22 23:10:36,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:10:36,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2021-11-22 23:10:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2021-11-22 23:10:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:10:36,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2021-11-22 23:10:36,594 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2021-11-22 23:10:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:10:36,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2021-11-22 23:10:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2021-11-22 23:10:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:10:36,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:37,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2021-11-22 23:10:37,252 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2021-11-22 23:10:37,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:10:37,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2021-11-22 23:10:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2021-11-22 23:10:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:10:37,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:37,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2021-11-22 23:10:37,615 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2021-11-22 23:10:37,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:10:37,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:37,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2021-11-22 23:10:37,942 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2021-11-22 23:10:37,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:10:37,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:38,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 59 states and 111 transitions. [2021-11-22 23:10:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2021-11-22 23:10:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:10:38,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 113 transitions. [2021-11-22 23:10:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2021-11-22 23:10:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:10:38,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:39,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2021-11-22 23:10:39,054 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2021-11-22 23:10:39,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:10:39,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 66 states and 125 transitions. [2021-11-22 23:10:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2021-11-22 23:10:39,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:10:39,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:39,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2021-11-22 23:10:39,459 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2021-11-22 23:10:39,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:10:39,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2021-11-22 23:10:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2021-11-22 23:10:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:10:40,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:40,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 77 states and 142 transitions. [2021-11-22 23:10:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 142 transitions. [2021-11-22 23:10:40,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:10:40,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 84 states and 157 transitions. [2021-11-22 23:10:41,455 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 157 transitions. [2021-11-22 23:10:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 23:10:41,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:41,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 88 states and 169 transitions. [2021-11-22 23:10:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 169 transitions. [2021-11-22 23:10:41,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:10:41,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:42,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 90 states and 171 transitions. [2021-11-22 23:10:42,160 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 171 transitions. [2021-11-22 23:10:42,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:10:42,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 174 transitions. [2021-11-22 23:10:42,374 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 174 transitions. [2021-11-22 23:10:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:10:42,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 93 states and 175 transitions. [2021-11-22 23:10:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 175 transitions. [2021-11-22 23:10:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:10:42,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,471 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 96 states and 179 transitions. [2021-11-22 23:10:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 179 transitions. [2021-11-22 23:10:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:10:42,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:43,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 102 states and 198 transitions. [2021-11-22 23:10:43,482 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 198 transitions. [2021-11-22 23:10:43,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:10:43,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:43,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:43,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 104 states and 201 transitions. [2021-11-22 23:10:43,727 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2021-11-22 23:10:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:43,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:43,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 108 states and 216 transitions. [2021-11-22 23:10:44,450 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 216 transitions. [2021-11-22 23:10:44,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:44,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:45,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 218 transitions. [2021-11-22 23:10:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 218 transitions. [2021-11-22 23:10:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:45,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2021-11-22 23:10:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2021-11-22 23:10:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:45,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:45,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 116 states and 236 transitions. [2021-11-22 23:10:45,889 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 236 transitions. [2021-11-22 23:10:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:45,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 117 states and 237 transitions. [2021-11-22 23:10:45,927 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 237 transitions. [2021-11-22 23:10:45,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:45,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:46,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 119 states and 239 transitions. [2021-11-22 23:10:46,226 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 239 transitions. [2021-11-22 23:10:46,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:46,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:46,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2021-11-22 23:10:46,793 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2021-11-22 23:10:46,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:46,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:47,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 124 states and 246 transitions. [2021-11-22 23:10:47,138 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 246 transitions. [2021-11-22 23:10:47,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:47,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:47,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 129 states and 252 transitions. [2021-11-22 23:10:47,927 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 252 transitions. [2021-11-22 23:10:47,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:10:47,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 131 states and 254 transitions. [2021-11-22 23:10:48,180 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 254 transitions. [2021-11-22 23:10:48,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:10:48,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:49,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 137 states and 258 transitions. [2021-11-22 23:10:49,495 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 258 transitions. [2021-11-22 23:10:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:10:49,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:49,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 138 states and 258 transitions. [2021-11-22 23:10:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 258 transitions. [2021-11-22 23:10:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:10:49,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 140 states and 260 transitions. [2021-11-22 23:10:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 260 transitions. [2021-11-22 23:10:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:10:49,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 145 states and 275 transitions. [2021-11-22 23:10:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 275 transitions. [2021-11-22 23:10:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:10:50,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 146 states and 277 transitions. [2021-11-22 23:10:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 277 transitions. [2021-11-22 23:10:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:10:51,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,131 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:51,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 149 states and 279 transitions. [2021-11-22 23:10:51,631 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 279 transitions. [2021-11-22 23:10:51,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:10:51,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 150 states and 281 transitions. [2021-11-22 23:10:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 281 transitions. [2021-11-22 23:10:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:10:51,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 152 states and 284 transitions. [2021-11-22 23:10:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 284 transitions. [2021-11-22 23:10:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:10:52,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:52,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 153 states and 288 transitions. [2021-11-22 23:10:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 288 transitions. [2021-11-22 23:10:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:10:52,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,427 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:52,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 157 states and 293 transitions. [2021-11-22 23:10:52,931 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 293 transitions. [2021-11-22 23:10:52,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:10:52,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 160 states and 301 transitions. [2021-11-22 23:10:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 301 transitions. [2021-11-22 23:10:53,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:10:53,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 161 states and 303 transitions. [2021-11-22 23:10:53,690 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 303 transitions. [2021-11-22 23:10:53,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:10:53,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:53,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 162 states and 305 transitions. [2021-11-22 23:10:53,896 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 305 transitions. [2021-11-22 23:10:53,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:10:53,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:55,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 164 states and 315 transitions. [2021-11-22 23:10:55,794 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 315 transitions. [2021-11-22 23:10:55,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:10:55,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 165 states and 316 transitions. [2021-11-22 23:10:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 316 transitions. [2021-11-22 23:10:56,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:10:56,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 167 states and 318 transitions. [2021-11-22 23:10:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 318 transitions. [2021-11-22 23:10:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:10:56,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 171 states and 336 transitions. [2021-11-22 23:10:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 336 transitions. [2021-11-22 23:10:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:10:57,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 172 states and 338 transitions. [2021-11-22 23:10:57,858 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 338 transitions. [2021-11-22 23:10:57,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:10:57,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 177 states and 353 transitions. [2021-11-22 23:10:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 353 transitions. [2021-11-22 23:10:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:10:59,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,184 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 178 states and 355 transitions. [2021-11-22 23:10:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 355 transitions. [2021-11-22 23:10:59,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:10:59,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:59,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:59,760 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:00,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 182 states and 368 transitions. [2021-11-22 23:11:00,341 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 368 transitions. [2021-11-22 23:11:00,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:00,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 183 states and 370 transitions. [2021-11-22 23:11:00,899 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 370 transitions. [2021-11-22 23:11:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:00,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:00,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 187 states and 375 transitions. [2021-11-22 23:11:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 375 transitions. [2021-11-22 23:11:02,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:02,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:04,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 191 states and 384 transitions. [2021-11-22 23:11:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 384 transitions. [2021-11-22 23:11:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:11:04,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 194 states and 386 transitions. [2021-11-22 23:11:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 386 transitions. [2021-11-22 23:11:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:11:04,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,914 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:05,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 201 states and 394 transitions. [2021-11-22 23:11:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 394 transitions. [2021-11-22 23:11:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:11:05,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,715 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:06,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 204 states and 396 transitions. [2021-11-22 23:11:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 396 transitions. [2021-11-22 23:11:06,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:11:06,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:07,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 209 states and 403 transitions. [2021-11-22 23:11:07,491 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 403 transitions. [2021-11-22 23:11:07,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:11:07,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:08,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 212 states and 405 transitions. [2021-11-22 23:11:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 405 transitions. [2021-11-22 23:11:08,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:11:08,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:11:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 218 states and 413 transitions. [2021-11-22 23:11:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 413 transitions. [2021-11-22 23:11:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:11:09,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,077 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 222 states and 433 transitions. [2021-11-22 23:11:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 433 transitions. [2021-11-22 23:11:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:11:11,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,137 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:11,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 223 states and 435 transitions. [2021-11-22 23:11:11,534 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 435 transitions. [2021-11-22 23:11:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:11:11,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,838 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:13,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 228 states and 452 transitions. [2021-11-22 23:11:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 452 transitions. [2021-11-22 23:11:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:11:13,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,174 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:13,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 229 states and 455 transitions. [2021-11-22 23:11:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 455 transitions. [2021-11-22 23:11:13,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:11:13,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,587 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 230 states and 457 transitions. [2021-11-22 23:11:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 457 transitions. [2021-11-22 23:11:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:11:14,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,487 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 234 states and 479 transitions. [2021-11-22 23:11:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 479 transitions. [2021-11-22 23:11:15,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:15,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,297 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:15,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 236 states and 482 transitions. [2021-11-22 23:11:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 482 transitions. [2021-11-22 23:11:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:15,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,593 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 237 states and 484 transitions. [2021-11-22 23:11:16,062 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 484 transitions. [2021-11-22 23:11:16,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:16,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:16,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,648 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:17,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:17,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 240 states and 486 transitions. [2021-11-22 23:11:17,482 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 486 transitions. [2021-11-22 23:11:17,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:17,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:17,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:17,920 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:18,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 241 states and 488 transitions. [2021-11-22 23:11:18,194 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 488 transitions. [2021-11-22 23:11:18,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:18,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 244 states and 498 transitions. [2021-11-22 23:11:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 498 transitions. [2021-11-22 23:11:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:18,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:19,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 245 states and 501 transitions. [2021-11-22 23:11:19,428 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 501 transitions. [2021-11-22 23:11:19,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:11:19,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:19,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 249 states and 505 transitions. [2021-11-22 23:11:21,206 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 505 transitions. [2021-11-22 23:11:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:11:21,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:21,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:22,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 252 states and 507 transitions. [2021-11-22 23:11:22,103 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 507 transitions. [2021-11-22 23:11:22,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:11:22,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:23,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 255 states and 509 transitions. [2021-11-22 23:11:23,040 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 509 transitions. [2021-11-22 23:11:23,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:11:23,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,081 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 260 states and 513 transitions. [2021-11-22 23:11:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 513 transitions. [2021-11-22 23:11:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:24,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:26,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:26,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 264 states and 534 transitions. [2021-11-22 23:11:26,295 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 534 transitions. [2021-11-22 23:11:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:26,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:26,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:26,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:26,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 536 transitions. [2021-11-22 23:11:26,951 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 536 transitions. [2021-11-22 23:11:26,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:26,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:26,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 266 states and 539 transitions. [2021-11-22 23:11:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 539 transitions. [2021-11-22 23:11:27,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:27,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:29,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 271 states and 558 transitions. [2021-11-22 23:11:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 558 transitions. [2021-11-22 23:11:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:29,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:29,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 272 states and 560 transitions. [2021-11-22 23:11:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 560 transitions. [2021-11-22 23:11:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:30,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,486 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:32,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:32,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 279 states and 571 transitions. [2021-11-22 23:11:32,997 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 571 transitions. [2021-11-22 23:11:32,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:32,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:32,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:33,010 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:11:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:34,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 286 states and 580 transitions. [2021-11-22 23:11:34,496 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 580 transitions. [2021-11-22 23:11:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:34,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:34,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:36,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 289 states and 582 transitions. [2021-11-22 23:11:36,552 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 582 transitions. [2021-11-22 23:11:36,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:36,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:36,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:37,234 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:37,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 290 states and 584 transitions. [2021-11-22 23:11:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 584 transitions. [2021-11-22 23:11:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:37,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:37,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:37,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:37,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 291 states and 584 transitions. [2021-11-22 23:11:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 584 transitions. [2021-11-22 23:11:37,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:37,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:37,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:37,629 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:39,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 294 states and 593 transitions. [2021-11-22 23:11:39,064 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 593 transitions. [2021-11-22 23:11:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:39,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:39,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:11:39,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:39,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 295 states and 594 transitions. [2021-11-22 23:11:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 594 transitions. [2021-11-22 23:11:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:39,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:39,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:40,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 298 states and 597 transitions. [2021-11-22 23:11:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 597 transitions. [2021-11-22 23:11:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:40,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:40,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:41,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:41,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 301 states and 599 transitions. [2021-11-22 23:11:41,457 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 599 transitions. [2021-11-22 23:11:41,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:41,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:41,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:41,487 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:42,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:42,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 304 states and 601 transitions. [2021-11-22 23:11:42,632 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 601 transitions. [2021-11-22 23:11:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:11:42,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:42,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:44,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 307 states and 603 transitions. [2021-11-22 23:11:44,237 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 603 transitions. [2021-11-22 23:11:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:11:44,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:44,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:45,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:45,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 310 states and 605 transitions. [2021-11-22 23:11:45,815 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 605 transitions. [2021-11-22 23:11:45,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:11:45,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:45,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:45,911 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:46,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 311 states and 606 transitions. [2021-11-22 23:11:46,448 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 606 transitions. [2021-11-22 23:11:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:11:46,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:46,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:46,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 312 states and 614 transitions. [2021-11-22 23:11:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 614 transitions. [2021-11-22 23:11:46,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:11:46,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:46,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:47,119 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:49,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 316 states and 624 transitions. [2021-11-22 23:11:49,113 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 624 transitions. [2021-11-22 23:11:49,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:11:49,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:11:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 317 states and 625 transitions. [2021-11-22 23:11:49,715 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 625 transitions. [2021-11-22 23:11:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:49,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 318 states and 624 transitions. [2021-11-22 23:11:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 624 transitions. [2021-11-22 23:11:50,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:50,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,729 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 320 states and 626 transitions. [2021-11-22 23:11:51,195 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 626 transitions. [2021-11-22 23:11:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:51,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:51,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:51,221 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 322 states and 627 transitions. [2021-11-22 23:11:52,093 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 627 transitions. [2021-11-22 23:11:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:52,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 323 states and 630 transitions. [2021-11-22 23:11:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 630 transitions. [2021-11-22 23:11:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:52,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,056 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:54,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 327 states and 655 transitions. [2021-11-22 23:11:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 655 transitions. [2021-11-22 23:11:54,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:54,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,734 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 328 states and 657 transitions. [2021-11-22 23:11:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 657 transitions. [2021-11-22 23:11:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:55,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,267 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 329 states and 659 transitions. [2021-11-22 23:11:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 659 transitions. [2021-11-22 23:11:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:55,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,791 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:56,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 330 states and 661 transitions. [2021-11-22 23:11:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 661 transitions. [2021-11-22 23:11:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:56,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,860 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 335 states and 682 transitions. [2021-11-22 23:11:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 682 transitions. [2021-11-22 23:11:58,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:58,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:58,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:11:59,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:59,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 336 states and 684 transitions. [2021-11-22 23:11:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 684 transitions. [2021-11-22 23:11:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:59,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:59,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:12:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:00,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 339 states and 684 transitions. [2021-11-22 23:12:00,598 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 684 transitions. [2021-11-22 23:12:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:12:00,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:00,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:02,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:02,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 344 states and 689 transitions. [2021-11-22 23:12:02,152 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 689 transitions. [2021-11-22 23:12:02,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:12:02,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:02,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:03,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 346 states and 692 transitions. [2021-11-22 23:12:03,126 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 692 transitions. [2021-11-22 23:12:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:12:03,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:03,153 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 347 states and 693 transitions. [2021-11-22 23:12:03,713 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 693 transitions. [2021-11-22 23:12:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:12:03,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:06,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 350 states and 695 transitions. [2021-11-22 23:12:06,160 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 695 transitions. [2021-11-22 23:12:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:12:06,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:06,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:07,255 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:12:07,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 351 states and 697 transitions. [2021-11-22 23:12:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 697 transitions. [2021-11-22 23:12:07,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:12:07,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:07,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:07,602 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:12:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 353 states and 704 transitions. [2021-11-22 23:12:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 704 transitions. [2021-11-22 23:12:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:12:08,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:08,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:08,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:08,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 354 states and 705 transitions. [2021-11-22 23:12:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 705 transitions. [2021-11-22 23:12:08,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:12:08,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:08,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:08,507 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 355 states and 706 transitions. [2021-11-22 23:12:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 706 transitions. [2021-11-22 23:12:08,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:12:08,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:08,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:08,666 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:09,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 358 states and 708 transitions. [2021-11-22 23:12:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 708 transitions. [2021-11-22 23:12:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:12:09,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:09,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:11,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:11,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 361 states and 710 transitions. [2021-11-22 23:12:11,161 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 710 transitions. [2021-11-22 23:12:11,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:12:11,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:11,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:11,192 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:12,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 364 states and 712 transitions. [2021-11-22 23:12:12,518 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 712 transitions. [2021-11-22 23:12:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:12:12,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:12,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:14,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 368 states and 729 transitions. [2021-11-22 23:12:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 729 transitions. [2021-11-22 23:12:14,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:12:14,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:14,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 372 states and 731 transitions. [2021-11-22 23:12:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 731 transitions. [2021-11-22 23:12:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:12:16,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:16,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:16,828 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:12:17,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 374 states and 733 transitions. [2021-11-22 23:12:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 733 transitions. [2021-11-22 23:12:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:17,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:17,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:17,687 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-22 23:12:19,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 381 states and 742 transitions. [2021-11-22 23:12:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 742 transitions. [2021-11-22 23:12:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:19,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:19,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:23,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:23,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 386 states and 767 transitions. [2021-11-22 23:12:23,339 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 767 transitions. [2021-11-22 23:12:23,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:23,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:23,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:12:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:26,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 390 states and 791 transitions. [2021-11-22 23:12:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 791 transitions. [2021-11-22 23:12:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:26,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:26,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:12:27,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:27,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 391 states and 793 transitions. [2021-11-22 23:12:27,231 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 793 transitions. [2021-11-22 23:12:27,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:27,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:27,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:12:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:27,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 392 states and 795 transitions. [2021-11-22 23:12:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 795 transitions. [2021-11-22 23:12:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:27,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:27,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:27,899 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:12:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:28,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 393 states and 798 transitions. [2021-11-22 23:12:28,478 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 798 transitions. [2021-11-22 23:12:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:28,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:28,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:28,506 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:12:29,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:29,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 394 states and 800 transitions. [2021-11-22 23:12:29,146 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 800 transitions. [2021-11-22 23:12:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:29,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:29,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:29,228 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:29,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:29,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 395 states and 801 transitions. [2021-11-22 23:12:29,872 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 801 transitions. [2021-11-22 23:12:29,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:29,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:29,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:29,904 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:32,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 400 states and 808 transitions. [2021-11-22 23:12:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 808 transitions. [2021-11-22 23:12:32,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:12:32,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:32,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:32,034 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:32,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 401 states and 808 transitions. [2021-11-22 23:12:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 808 transitions. [2021-11-22 23:12:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:12:32,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:32,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:32,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:33,425 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:34,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 405 states and 810 transitions. [2021-11-22 23:12:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 810 transitions. [2021-11-22 23:12:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:12:34,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:34,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:36,452 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:12:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 406 states and 812 transitions. [2021-11-22 23:12:37,169 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 812 transitions. [2021-11-22 23:12:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:12:37,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:37,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:39,148 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 91 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:40,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 409 states and 814 transitions. [2021-11-22 23:12:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 814 transitions. [2021-11-22 23:12:40,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:12:40,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:40,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:40,314 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:42,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 412 states and 824 transitions. [2021-11-22 23:12:42,388 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 824 transitions. [2021-11-22 23:12:42,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:12:42,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:42,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:43,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 413 states and 826 transitions. [2021-11-22 23:12:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 826 transitions. [2021-11-22 23:12:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:12:43,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:43,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:43,141 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:12:44,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:44,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 417 states and 831 transitions. [2021-11-22 23:12:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 831 transitions. [2021-11-22 23:12:44,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:12:44,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:44,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:44,310 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:12:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 421 states and 836 transitions. [2021-11-22 23:12:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 836 transitions. [2021-11-22 23:12:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:12:45,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:45,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:45,596 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:47,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:47,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 424 states and 838 transitions. [2021-11-22 23:12:47,008 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 838 transitions. [2021-11-22 23:12:47,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:12:47,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:47,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:48,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 427 states and 840 transitions. [2021-11-22 23:12:48,518 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 840 transitions. [2021-11-22 23:12:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:12:48,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:48,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 431 states and 868 transitions. [2021-11-22 23:12:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 868 transitions. [2021-11-22 23:12:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:50,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:50,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:50,605 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 433 states and 870 transitions. [2021-11-22 23:12:51,449 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 870 transitions. [2021-11-22 23:12:51,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:51,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:51,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:51,474 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:52,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 436 states and 872 transitions. [2021-11-22 23:12:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 872 transitions. [2021-11-22 23:12:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:52,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:52,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:53,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 438 states and 875 transitions. [2021-11-22 23:12:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 875 transitions. [2021-11-22 23:12:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:53,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:53,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:12:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 442 states and 879 transitions. [2021-11-22 23:12:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 879 transitions. [2021-11-22 23:12:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:55,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:55,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:12:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 443 states and 881 transitions. [2021-11-22 23:12:57,001 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 881 transitions. [2021-11-22 23:12:57,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:57,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:57,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:57,024 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:12:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 444 states and 882 transitions. [2021-11-22 23:12:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 882 transitions. [2021-11-22 23:12:58,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:58,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:58,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:58,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 445 states and 883 transitions. [2021-11-22 23:12:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 883 transitions. [2021-11-22 23:12:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:58,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:58,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:59,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 448 states and 885 transitions. [2021-11-22 23:12:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 885 transitions. [2021-11-22 23:12:59,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:12:59,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:59,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 452 states and 887 transitions. [2021-11-22 23:13:03,126 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 887 transitions. [2021-11-22 23:13:03,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:13:03,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:03,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 455 states and 889 transitions. [2021-11-22 23:13:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 889 transitions. [2021-11-22 23:13:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:13:04,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:04,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:04,045 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:04,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 456 states and 889 transitions. [2021-11-22 23:13:04,758 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 889 transitions. [2021-11-22 23:13:04,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:04,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:04,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 461 states and 918 transitions. [2021-11-22 23:13:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 918 transitions. [2021-11-22 23:13:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:09,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:09,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:13:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 465 states and 943 transitions. [2021-11-22 23:13:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 943 transitions. [2021-11-22 23:13:13,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:13,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:13,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:13:16,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 468 states and 947 transitions. [2021-11-22 23:13:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 947 transitions. [2021-11-22 23:13:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:16,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:16,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:16,041 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:13:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 469 states and 949 transitions. [2021-11-22 23:13:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 949 transitions. [2021-11-22 23:13:16,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:16,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:16,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:16,953 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:13:17,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:17,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 470 states and 952 transitions. [2021-11-22 23:13:17,682 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 952 transitions. [2021-11-22 23:13:17,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:17,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:17,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:17,717 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:13:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 471 states and 954 transitions. [2021-11-22 23:13:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 954 transitions. [2021-11-22 23:13:18,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:18,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:18,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:13:19,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 472 states and 956 transitions. [2021-11-22 23:13:19,230 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 956 transitions. [2021-11-22 23:13:19,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:19,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:19,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:20,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 473 states and 957 transitions. [2021-11-22 23:13:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 957 transitions. [2021-11-22 23:13:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:20,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:20,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:22,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:22,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 477 states and 960 transitions. [2021-11-22 23:13:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 960 transitions. [2021-11-22 23:13:22,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:13:22,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:22,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:24,356 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:13:26,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:26,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 480 states and 963 transitions. [2021-11-22 23:13:26,412 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 963 transitions. [2021-11-22 23:13:26,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:13:26,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:26,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:28,882 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 120 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:29,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:29,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 481 states and 963 transitions. [2021-11-22 23:13:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 963 transitions. [2021-11-22 23:13:29,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:13:29,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:29,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:29,049 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:13:29,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 483 states and 975 transitions. [2021-11-22 23:13:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 975 transitions. [2021-11-22 23:13:29,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:13:29,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:29,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:32,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 486 states and 981 transitions. [2021-11-22 23:13:32,405 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 981 transitions. [2021-11-22 23:13:32,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:13:32,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:32,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:32,437 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 487 states and 981 transitions. [2021-11-22 23:13:32,904 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 981 transitions. [2021-11-22 23:13:32,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:13:32,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:32,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:33,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 488 states and 982 transitions. [2021-11-22 23:13:33,388 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 982 transitions. [2021-11-22 23:13:33,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:13:33,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:33,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 491 states and 984 transitions. [2021-11-22 23:13:35,036 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 984 transitions. [2021-11-22 23:13:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:35,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:35,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:35,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-22 23:13:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 498 states and 994 transitions. [2021-11-22 23:13:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 994 transitions. [2021-11-22 23:13:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:37,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:37,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:13:42,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:42,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 505 states and 1004 transitions. [2021-11-22 23:13:42,112 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1004 transitions. [2021-11-22 23:13:42,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:42,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:42,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:13:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:45,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 519 states and 1020 transitions. [2021-11-22 23:13:45,730 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1020 transitions. [2021-11-22 23:13:45,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:45,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:45,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 522 states and 1022 transitions. [2021-11-22 23:13:47,613 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1022 transitions. [2021-11-22 23:13:47,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:47,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:47,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:48,680 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:13:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:49,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 523 states and 1023 transitions. [2021-11-22 23:13:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1023 transitions. [2021-11-22 23:13:49,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:49,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:49,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:51,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 526 states and 1025 transitions. [2021-11-22 23:13:51,288 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1025 transitions. [2021-11-22 23:13:51,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:51,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:51,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:51,324 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:53,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 529 states and 1028 transitions. [2021-11-22 23:13:53,151 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1028 transitions. [2021-11-22 23:13:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:13:53,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:53,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:54,088 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 535 states and 1032 transitions. [2021-11-22 23:13:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1032 transitions. [2021-11-22 23:13:57,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:13:57,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:58,302 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:02,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 539 states and 1057 transitions. [2021-11-22 23:14:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1057 transitions. [2021-11-22 23:14:02,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:02,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,491 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:04,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 542 states and 1060 transitions. [2021-11-22 23:14:04,336 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1060 transitions. [2021-11-22 23:14:04,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:04,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:04,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:05,218 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:10,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 547 states and 1093 transitions. [2021-11-22 23:14:10,003 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1093 transitions. [2021-11-22 23:14:10,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:10,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:11,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 548 states and 1095 transitions. [2021-11-22 23:14:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1095 transitions. [2021-11-22 23:14:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:11,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:11,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:13,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 551 states and 1099 transitions. [2021-11-22 23:14:13,551 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1099 transitions. [2021-11-22 23:14:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:13,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,594 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:14,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:14,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 552 states and 1101 transitions. [2021-11-22 23:14:14,661 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1101 transitions. [2021-11-22 23:14:14,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:14,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:14,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:15,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 553 states and 1103 transitions. [2021-11-22 23:14:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1103 transitions. [2021-11-22 23:14:15,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:15,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:15,628 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 554 states and 1105 transitions. [2021-11-22 23:14:16,568 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1105 transitions. [2021-11-22 23:14:16,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:16,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,606 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 555 states and 1108 transitions. [2021-11-22 23:14:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1108 transitions. [2021-11-22 23:14:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:17,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:18,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 556 states and 1109 transitions. [2021-11-22 23:14:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1109 transitions. [2021-11-22 23:14:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:14:18,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:18,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:18,890 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:19,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:19,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 557 states and 1118 transitions. [2021-11-22 23:14:19,387 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1118 transitions. [2021-11-22 23:14:19,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:14:19,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:19,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,221 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 560 states and 1122 transitions. [2021-11-22 23:14:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1122 transitions. [2021-11-22 23:14:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:14:24,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 153 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:28,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 561 states and 1122 transitions. [2021-11-22 23:14:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1122 transitions. [2021-11-22 23:14:28,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:14:28,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,859 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 565 states and 1125 transitions. [2021-11-22 23:14:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1125 transitions. [2021-11-22 23:14:32,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:14:32,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,051 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:14:33,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 569 states and 1141 transitions. [2021-11-22 23:14:33,702 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1141 transitions. [2021-11-22 23:14:33,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:33,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:35,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:35,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 573 states and 1144 transitions. [2021-11-22 23:14:35,154 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1144 transitions. [2021-11-22 23:14:35,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:35,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:35,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:36,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 574 states and 1146 transitions. [2021-11-22 23:14:36,129 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1146 transitions. [2021-11-22 23:14:36,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:36,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:38,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 579 states and 1151 transitions. [2021-11-22 23:14:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1151 transitions. [2021-11-22 23:14:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:38,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:40,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 580 states and 1151 transitions. [2021-11-22 23:14:40,211 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1151 transitions. [2021-11-22 23:14:40,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:40,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,245 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:41,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 582 states and 1154 transitions. [2021-11-22 23:14:41,300 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1154 transitions. [2021-11-22 23:14:41,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:41,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,333 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 583 states and 1154 transitions. [2021-11-22 23:14:42,518 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1154 transitions. [2021-11-22 23:14:42,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:42,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,547 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 588 states and 1158 transitions. [2021-11-22 23:14:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1158 transitions. [2021-11-22 23:14:44,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:44,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,074 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:46,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 590 states and 1160 transitions. [2021-11-22 23:14:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1160 transitions. [2021-11-22 23:14:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:14:46,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,044 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 591 states and 1160 transitions. [2021-11-22 23:14:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1160 transitions. [2021-11-22 23:14:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:14:46,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:14:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 592 states and 1161 transitions. [2021-11-22 23:14:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1161 transitions. [2021-11-22 23:14:48,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:14:48,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,526 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:49,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 593 states and 1162 transitions. [2021-11-22 23:14:49,456 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1162 transitions. [2021-11-22 23:14:49,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:14:49,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,671 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 595 states and 1164 transitions. [2021-11-22 23:14:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1164 transitions. [2021-11-22 23:14:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:14:50,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 600 states and 1200 transitions. [2021-11-22 23:14:56,593 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1200 transitions. [2021-11-22 23:14:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:14:56,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:01,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 604 states and 1222 transitions. [2021-11-22 23:15:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1222 transitions. [2021-11-22 23:15:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:01,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,992 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 607 states and 1233 transitions. [2021-11-22 23:15:05,040 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1233 transitions. [2021-11-22 23:15:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:05,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,071 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 608 states and 1236 transitions. [2021-11-22 23:15:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1236 transitions. [2021-11-22 23:15:05,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:05,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,001 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 609 states and 1238 transitions. [2021-11-22 23:15:07,079 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1238 transitions. [2021-11-22 23:15:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:07,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 610 states and 1240 transitions. [2021-11-22 23:15:08,083 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1240 transitions. [2021-11-22 23:15:08,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:08,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:10,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 613 states and 1244 transitions. [2021-11-22 23:15:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1244 transitions. [2021-11-22 23:15:10,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:10,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:10,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:12,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 616 states and 1247 transitions. [2021-11-22 23:15:12,485 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1247 transitions. [2021-11-22 23:15:12,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:12,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:12,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:12,520 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:13,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:13,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 617 states and 1249 transitions. [2021-11-22 23:15:13,507 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1249 transitions. [2021-11-22 23:15:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:13,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:13,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:13,548 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 620 states and 1251 transitions. [2021-11-22 23:15:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1251 transitions. [2021-11-22 23:15:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:15,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:15,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:18,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:18,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 623 states and 1253 transitions. [2021-11-22 23:15:18,067 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1253 transitions. [2021-11-22 23:15:18,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:15:18,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:18,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:21,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 627 states and 1273 transitions. [2021-11-22 23:15:21,302 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1273 transitions. [2021-11-22 23:15:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:21,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:21,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 190 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:26,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 628 states and 1273 transitions. [2021-11-22 23:15:26,465 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1273 transitions. [2021-11-22 23:15:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:26,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:26,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:15:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 631 states and 1277 transitions. [2021-11-22 23:15:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1277 transitions. [2021-11-22 23:15:32,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:32,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:32,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:32,504 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-22 23:15:38,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:38,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 639 states and 1289 transitions. [2021-11-22 23:15:38,963 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1289 transitions. [2021-11-22 23:15:38,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:38,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:38,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:15:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 645 states and 1310 transitions. [2021-11-22 23:15:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1310 transitions. [2021-11-22 23:15:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:43,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:43,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:43,896 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:48,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:48,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 649 states and 1313 transitions. [2021-11-22 23:15:48,292 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1313 transitions. [2021-11-22 23:15:48,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:48,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:48,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:15:50,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:50,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 650 states and 1315 transitions. [2021-11-22 23:15:50,119 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1315 transitions. [2021-11-22 23:15:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:50,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:50,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:50,160 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:51,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:51,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 651 states and 1316 transitions. [2021-11-22 23:15:51,260 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1316 transitions. [2021-11-22 23:15:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:15:51,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:51,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-22 23:15:54,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:54,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 658 states and 1325 transitions. [2021-11-22 23:15:54,952 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1325 transitions. [2021-11-22 23:15:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:15:54,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:54,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-22 23:15:55,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:55,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 659 states and 1325 transitions. [2021-11-22 23:15:55,041 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1325 transitions. [2021-11-22 23:15:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:15:55,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:55,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:55,257 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:15:56,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:56,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 660 states and 1326 transitions. [2021-11-22 23:15:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1326 transitions. [2021-11-22 23:15:56,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:15:56,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:56,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 661 states and 1326 transitions. [2021-11-22 23:15:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1326 transitions. [2021-11-22 23:15:57,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:15:57,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:57,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:58,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 662 states and 1326 transitions. [2021-11-22 23:15:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1326 transitions. [2021-11-22 23:15:58,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:15:58,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:58,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:01,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:01,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 665 states and 1328 transitions. [2021-11-22 23:16:01,299 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1328 transitions. [2021-11-22 23:16:01,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:16:01,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:01,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:01,349 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:05,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:05,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 670 states and 1335 transitions. [2021-11-22 23:16:05,125 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1335 transitions. [2021-11-22 23:16:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:16:05,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:05,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 671 states and 1335 transitions. [2021-11-22 23:16:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1335 transitions. [2021-11-22 23:16:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:16:06,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:06,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:07,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:07,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 672 states and 1337 transitions. [2021-11-22 23:16:07,437 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1337 transitions. [2021-11-22 23:16:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:16:07,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:07,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:11,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:11,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 675 states and 1339 transitions. [2021-11-22 23:16:11,284 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1339 transitions. [2021-11-22 23:16:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:16:11,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:11,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:13,427 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:16:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 678 states and 1341 transitions. [2021-11-22 23:16:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1341 transitions. [2021-11-22 23:16:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:16:16,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:16,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:16,704 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 681 states and 1344 transitions. [2021-11-22 23:16:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1344 transitions. [2021-11-22 23:16:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:16:18,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:18,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:18,411 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:16:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:18,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 682 states and 1346 transitions. [2021-11-22 23:16:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1346 transitions. [2021-11-22 23:16:18,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:16:18,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:18,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:18,822 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:16:21,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:21,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 686 states and 1351 transitions. [2021-11-22 23:16:21,123 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1351 transitions. [2021-11-22 23:16:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:21,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:21,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:22,129 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:26,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:26,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 690 states and 1372 transitions. [2021-11-22 23:16:26,399 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1372 transitions. [2021-11-22 23:16:26,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:26,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:26,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:26,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 693 states and 1383 transitions. [2021-11-22 23:16:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1383 transitions. [2021-11-22 23:16:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:30,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:30,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:32,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:32,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 696 states and 1388 transitions. [2021-11-22 23:16:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1388 transitions. [2021-11-22 23:16:32,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:32,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:32,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 699 states and 1392 transitions. [2021-11-22 23:16:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1392 transitions. [2021-11-22 23:16:35,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:35,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:35,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:35,313 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:36,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:36,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 700 states and 1395 transitions. [2021-11-22 23:16:36,541 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1395 transitions. [2021-11-22 23:16:36,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:36,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:36,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:36,573 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 701 states and 1397 transitions. [2021-11-22 23:16:37,677 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1397 transitions. [2021-11-22 23:16:37,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:37,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:37,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:37,710 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:38,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:38,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 702 states and 1399 transitions. [2021-11-22 23:16:38,819 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1399 transitions. [2021-11-22 23:16:38,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:38,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:38,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:40,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 703 states and 1401 transitions. [2021-11-22 23:16:40,123 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1401 transitions. [2021-11-22 23:16:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:40,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:40,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:41,210 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:48,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 708 states and 1441 transitions. [2021-11-22 23:16:48,123 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1441 transitions. [2021-11-22 23:16:48,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:48,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:48,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:16:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:51,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 711 states and 1445 transitions. [2021-11-22 23:16:51,757 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1445 transitions. [2021-11-22 23:16:51,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:51,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:51,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:52,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 712 states and 1445 transitions. [2021-11-22 23:16:52,479 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1445 transitions. [2021-11-22 23:16:52,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:52,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:52,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:52,514 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 715 states and 1447 transitions. [2021-11-22 23:16:55,042 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1447 transitions. [2021-11-22 23:16:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:16:55,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:55,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:58,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 719 states and 1481 transitions. [2021-11-22 23:16:58,999 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1481 transitions. [2021-11-22 23:16:58,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:16:59,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:59,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 723 states and 1486 transitions. [2021-11-22 23:17:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1486 transitions. [2021-11-22 23:17:01,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:01,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:01,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 231 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 724 states and 1486 transitions. [2021-11-22 23:17:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1486 transitions. [2021-11-22 23:17:08,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:08,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:08,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:15,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:15,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 727 states and 1490 transitions. [2021-11-22 23:17:15,711 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1490 transitions. [2021-11-22 23:17:15,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:15,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:15,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:17:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 728 states and 1489 transitions. [2021-11-22 23:17:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1489 transitions. [2021-11-22 23:17:16,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:16,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:16,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:20,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:20,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 731 states and 1499 transitions. [2021-11-22 23:17:20,604 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1499 transitions. [2021-11-22 23:17:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:20,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:20,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:17:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 735 states and 1504 transitions. [2021-11-22 23:17:22,567 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1504 transitions. [2021-11-22 23:17:22,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:22,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:22,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:22,604 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 736 states and 1506 transitions. [2021-11-22 23:17:23,722 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1506 transitions. [2021-11-22 23:17:23,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:23,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:23,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:26,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 739 states and 1508 transitions. [2021-11-22 23:17:26,296 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1508 transitions. [2021-11-22 23:17:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:26,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:17:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 745 states and 1520 transitions. [2021-11-22 23:17:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1520 transitions. [2021-11-22 23:17:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:30,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,004 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 748 states and 1522 transitions. [2021-11-22 23:17:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1522 transitions. [2021-11-22 23:17:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:33,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:33,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:34,655 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:17:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 749 states and 1523 transitions. [2021-11-22 23:17:35,894 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1523 transitions. [2021-11-22 23:17:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:35,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 751 states and 1527 transitions. [2021-11-22 23:17:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1527 transitions. [2021-11-22 23:17:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:37,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:37,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:37,458 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:38,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:38,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 752 states and 1529 transitions. [2021-11-22 23:17:38,855 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1529 transitions. [2021-11-22 23:17:38,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:38,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:38,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:38,887 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:39,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 753 states and 1530 transitions. [2021-11-22 23:17:39,102 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1530 transitions. [2021-11-22 23:17:39,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:17:39,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 757 states and 1532 transitions. [2021-11-22 23:17:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1532 transitions. [2021-11-22 23:17:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:17:44,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:17:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 758 states and 1533 transitions. [2021-11-22 23:17:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1533 transitions. [2021-11-22 23:17:46,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:17:46,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:46,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:47,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 759 states and 1533 transitions. [2021-11-22 23:17:47,831 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1533 transitions. [2021-11-22 23:17:47,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:17:47,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 760 states and 1533 transitions. [2021-11-22 23:17:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1533 transitions. [2021-11-22 23:17:49,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:17:49,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:17:51,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:51,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 763 states and 1535 transitions. [2021-11-22 23:17:51,900 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1535 transitions. [2021-11-22 23:17:51,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:17:51,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:51,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:17:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 764 states and 1536 transitions. [2021-11-22 23:17:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1536 transitions. [2021-11-22 23:17:52,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:17:52,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:52,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:55,737 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:17:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 767 states and 1540 transitions. [2021-11-22 23:17:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1540 transitions. [2021-11-22 23:17:59,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:17:59,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,191 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 770 states and 1543 transitions. [2021-11-22 23:18:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1543 transitions. [2021-11-22 23:18:01,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:18:01,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 771 states and 1545 transitions. [2021-11-22 23:18:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1545 transitions. [2021-11-22 23:18:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:02,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:08,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 775 states and 1568 transitions. [2021-11-22 23:18:08,610 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1568 transitions. [2021-11-22 23:18:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:08,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,644 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:12,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 778 states and 1579 transitions. [2021-11-22 23:18:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1579 transitions. [2021-11-22 23:18:12,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:12,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:15,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 781 states and 1583 transitions. [2021-11-22 23:18:15,370 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1583 transitions. [2021-11-22 23:18:15,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:15,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 784 states and 1587 transitions. [2021-11-22 23:18:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1587 transitions. [2021-11-22 23:18:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:18,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 785 states and 1590 transitions. [2021-11-22 23:18:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1590 transitions. [2021-11-22 23:18:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:19,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 786 states and 1592 transitions. [2021-11-22 23:18:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1592 transitions. [2021-11-22 23:18:20,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:20,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,844 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 787 states and 1594 transitions. [2021-11-22 23:18:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1594 transitions. [2021-11-22 23:18:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:22,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 788 states and 1596 transitions. [2021-11-22 23:18:23,522 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1596 transitions. [2021-11-22 23:18:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:23,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,740 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:32,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 793 states and 1640 transitions. [2021-11-22 23:18:32,242 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1640 transitions. [2021-11-22 23:18:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:32,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 796 states and 1644 transitions. [2021-11-22 23:18:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1644 transitions. [2021-11-22 23:18:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:36,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,321 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:18:39,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:39,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 799 states and 1649 transitions. [2021-11-22 23:18:39,181 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1649 transitions. [2021-11-22 23:18:39,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:39,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:39,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:41,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 802 states and 1653 transitions. [2021-11-22 23:18:41,184 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1653 transitions. [2021-11-22 23:18:41,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:41,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:42,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 803 states and 1653 transitions. [2021-11-22 23:18:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1653 transitions. [2021-11-22 23:18:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:42,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:42,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,902 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 804 states and 1654 transitions. [2021-11-22 23:18:43,648 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1654 transitions. [2021-11-22 23:18:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:43,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:43,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:45,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 805 states and 1654 transitions. [2021-11-22 23:18:45,321 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1654 transitions. [2021-11-22 23:18:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:45,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:45,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:45,356 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:46,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 806 states and 1655 transitions. [2021-11-22 23:18:46,019 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1655 transitions. [2021-11-22 23:18:46,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:46,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:46,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-22 23:18:54,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 813 states and 1666 transitions. [2021-11-22 23:18:54,529 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1666 transitions. [2021-11-22 23:18:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:18:54,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:54,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-22 23:19:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 820 states and 1676 transitions. [2021-11-22 23:19:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1676 transitions. [2021-11-22 23:19:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:01,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:02,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 822 states and 1678 transitions. [2021-11-22 23:19:02,981 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1678 transitions. [2021-11-22 23:19:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:02,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-22 23:19:08,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 829 states and 1689 transitions. [2021-11-22 23:19:08,835 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1689 transitions. [2021-11-22 23:19:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:08,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,192 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 276 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 830 states and 1689 transitions. [2021-11-22 23:19:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1689 transitions. [2021-11-22 23:19:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:16,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:19:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 833 states and 1693 transitions. [2021-11-22 23:19:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1693 transitions. [2021-11-22 23:19:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:25,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-22 23:19:30,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 840 states and 1702 transitions. [2021-11-22 23:19:30,383 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1702 transitions. [2021-11-22 23:19:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:30,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,417 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:19:33,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 844 states and 1718 transitions. [2021-11-22 23:19:33,722 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1718 transitions. [2021-11-22 23:19:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:33,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-22 23:19:39,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 858 states and 1735 transitions. [2021-11-22 23:19:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1735 transitions. [2021-11-22 23:19:39,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:39,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:19:42,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 859 states and 1736 transitions. [2021-11-22 23:19:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1736 transitions. [2021-11-22 23:19:42,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:42,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,249 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 862 states and 1738 transitions. [2021-11-22 23:19:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1738 transitions. [2021-11-22 23:19:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:45,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,297 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-22 23:19:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 863 states and 1738 transitions. [2021-11-22 23:19:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1738 transitions. [2021-11-22 23:19:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:45,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,350 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 866 states and 1740 transitions. [2021-11-22 23:19:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1740 transitions. [2021-11-22 23:19:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:48,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:48,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:48,361 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-22 23:19:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:48,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 867 states and 1740 transitions. [2021-11-22 23:19:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1740 transitions. [2021-11-22 23:19:48,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:19:48,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:48,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:48,423 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 870 states and 1743 transitions. [2021-11-22 23:19:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1743 transitions. [2021-11-22 23:19:51,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:19:51,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:51,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:59,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 876 states and 1747 transitions. [2021-11-22 23:19:59,843 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1747 transitions. [2021-11-22 23:19:59,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:19:59,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:59,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:00,617 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:20:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:02,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 877 states and 1749 transitions. [2021-11-22 23:20:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1749 transitions. [2021-11-22 23:20:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:02,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:02,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:02,259 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:03,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 878 states and 1749 transitions. [2021-11-22 23:20:03,869 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1749 transitions. [2021-11-22 23:20:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:03,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:03,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:03,909 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 879 states and 1749 transitions. [2021-11-22 23:20:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1749 transitions. [2021-11-22 23:20:05,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:05,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-22 23:20:23,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:23,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 897 states and 1777 transitions. [2021-11-22 23:20:23,024 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1777 transitions. [2021-11-22 23:20:23,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:23,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:23,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:23,055 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:24,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 898 states and 1786 transitions. [2021-11-22 23:20:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1786 transitions. [2021-11-22 23:20:24,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:24,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:24,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:20:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 899 states and 1787 transitions. [2021-11-22 23:20:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1787 transitions. [2021-11-22 23:20:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:25,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:25,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:29,555 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:20:33,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:33,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 902 states and 1790 transitions. [2021-11-22 23:20:33,729 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1790 transitions. [2021-11-22 23:20:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:33,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:33,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:20:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:36,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 905 states and 1791 transitions. [2021-11-22 23:20:36,256 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1791 transitions. [2021-11-22 23:20:36,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:36,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:36,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:40,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 908 states and 1796 transitions. [2021-11-22 23:20:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1796 transitions. [2021-11-22 23:20:40,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:40,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:40,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-22 23:20:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 909 states and 1796 transitions. [2021-11-22 23:20:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1796 transitions. [2021-11-22 23:20:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:40,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:40,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:40,315 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:20:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 913 states and 1799 transitions. [2021-11-22 23:20:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1799 transitions. [2021-11-22 23:20:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:42,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:42,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:42,871 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 916 states and 1801 transitions. [2021-11-22 23:20:47,412 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1801 transitions. [2021-11-22 23:20:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:47,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 919 states and 1803 transitions. [2021-11-22 23:20:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1803 transitions. [2021-11-22 23:20:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:50,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:50,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:50,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 920 states and 1803 transitions. [2021-11-22 23:20:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1803 transitions. [2021-11-22 23:20:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:20:50,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:50,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:50,760 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 921 states and 1804 transitions. [2021-11-22 23:20:51,598 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1804 transitions. [2021-11-22 23:20:51,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:20:51,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 925 states and 1837 transitions. [2021-11-22 23:21:00,501 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1837 transitions. [2021-11-22 23:21:00,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:00,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:00,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,539 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:03,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 928 states and 1842 transitions. [2021-11-22 23:21:03,873 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1842 transitions. [2021-11-22 23:21:03,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:03,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:03,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:07,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:07,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 931 states and 1847 transitions. [2021-11-22 23:21:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1847 transitions. [2021-11-22 23:21:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:07,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:07,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 934 states and 1851 transitions. [2021-11-22 23:21:10,538 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1851 transitions. [2021-11-22 23:21:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:10,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:10,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 937 states and 1855 transitions. [2021-11-22 23:21:13,926 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1855 transitions. [2021-11-22 23:21:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:13,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:13,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 940 states and 1858 transitions. [2021-11-22 23:21:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1858 transitions. [2021-11-22 23:21:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:17,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:17,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.