./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/toy1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/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_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/toy1.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c40ed6d21fe4d61cae011269f1fdb95d05149cea0f3470f42c6e8f2fc8fb0d6a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:34:02,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:34:02,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:34:02,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:34:02,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:34:02,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:34:02,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:34:02,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:34:02,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:34:02,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:34:02,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:34:02,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:34:02,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:34:02,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:34:02,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:34:02,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:34:02,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:34:02,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:34:02,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:34:02,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:34:02,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:34:02,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:34:02,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:34:02,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:34:02,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:34:02,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:34:02,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:34:02,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:34:02,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:34:02,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:34:02,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:34:02,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:34:02,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:34:02,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:34:02,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:34:02,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:34:02,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:34:02,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:34:02,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:34:02,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:34:02,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:34:02,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:34:02,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:34:02,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:34:02,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:34:02,755 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:34:02,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:34:02,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:34:02,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:34:02,756 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:34:02,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:34:02,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:34:02,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:34:02,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:34:02,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:34:02,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:34:02,758 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:34:02,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:34:02,759 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:34:02,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:34:02,759 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:34:02,760 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:34:02,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:34:02,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:34:02,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:34:02,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:34:02,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:34:02,761 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:34:02,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:34:02,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:34:02,762 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_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c40ed6d21fe4d61cae011269f1fdb95d05149cea0f3470f42c6e8f2fc8fb0d6a [2021-11-23 00:34:03,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:34:03,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:34:03,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:34:03,121 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:34:03,122 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:34:03,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/systemc/toy1.cil.c [2021-11-23 00:34:03,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/data/bcdeff889/7a1c4765178c4628bd7b093ec8cadb8e/FLAGa0b6f1627 [2021-11-23 00:34:03,810 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:34:03,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/sv-benchmarks/c/systemc/toy1.cil.c [2021-11-23 00:34:03,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/data/bcdeff889/7a1c4765178c4628bd7b093ec8cadb8e/FLAGa0b6f1627 [2021-11-23 00:34:04,125 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/data/bcdeff889/7a1c4765178c4628bd7b093ec8cadb8e [2021-11-23 00:34:04,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:34:04,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:34:04,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:34:04,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:34:04,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:34:04,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f84dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04, skipping insertion in model container [2021-11-23 00:34:04,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:34:04,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:34:04,356 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/sv-benchmarks/c/systemc/toy1.cil.c[698,711] [2021-11-23 00:34:04,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:34:04,442 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:34:04,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/sv-benchmarks/c/systemc/toy1.cil.c[698,711] [2021-11-23 00:34:04,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:34:04,506 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:34:04,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04 WrapperNode [2021-11-23 00:34:04,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:34:04,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:34:04,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:34:04,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:34:04,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,561 INFO L137 Inliner]: procedures = 20, calls = 16, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 360 [2021-11-23 00:34:04,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:34:04,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:34:04,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:34:04,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:34:04,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:34:04,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:34:04,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:34:04,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:34:04,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:04" (1/1) ... [2021-11-23 00:34:04,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:34:04,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:34:04,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:34:04,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b12722ca-cf8c-4ab8-ad32-72c7b0e85c67/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:34:04,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:34:04,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:34:04,699 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 00:34:04,702 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 00:34:04,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:34:04,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:34:04,783 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:34:04,785 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:34:05,228 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:34:05,562 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:34:05,562 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 00:34:05,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:34:05 BoogieIcfgContainer [2021-11-23 00:34:05,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:34:05,566 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:34:05,566 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:34:05,576 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:34:05,577 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:34:05" (1/1) ... [2021-11-23 00:34:05,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:34:05,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2021-11-23 00:34:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-11-23 00:34:05,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:34:05,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:05,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 87 transitions. [2021-11-23 00:34:06,032 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 87 transitions. [2021-11-23 00:34:06,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:34:06,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 90 transitions. [2021-11-23 00:34:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2021-11-23 00:34:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:34:06,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2021-11-23 00:34:06,274 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2021-11-23 00:34:06,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:06,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2021-11-23 00:34:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2021-11-23 00:34:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:34:06,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2021-11-23 00:34:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2021-11-23 00:34:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:06,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2021-11-23 00:34:06,525 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2021-11-23 00:34:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:34:06,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:06,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 90 transitions. [2021-11-23 00:34:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 90 transitions. [2021-11-23 00:34:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:34:06,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 59 states and 99 transitions. [2021-11-23 00:34:06,691 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 99 transitions. [2021-11-23 00:34:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:34:06,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2021-11-23 00:34:06,759 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2021-11-23 00:34:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:34:06,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2021-11-23 00:34:06,794 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2021-11-23 00:34:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:34:06,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 71 states and 123 transitions. [2021-11-23 00:34:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 123 transitions. [2021-11-23 00:34:07,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:34:07,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 74 states and 127 transitions. [2021-11-23 00:34:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 127 transitions. [2021-11-23 00:34:07,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:34:07,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 74 states and 126 transitions. [2021-11-23 00:34:07,456 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 126 transitions. [2021-11-23 00:34:07,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:34:07,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 75 states and 127 transitions. [2021-11-23 00:34:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 127 transitions. [2021-11-23 00:34:07,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:34:07,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 76 states and 128 transitions. [2021-11-23 00:34:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 128 transitions. [2021-11-23 00:34:07,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:34:07,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:07,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 77 states and 129 transitions. [2021-11-23 00:34:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 129 transitions. [2021-11-23 00:34:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:34:07,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 83 states and 145 transitions. [2021-11-23 00:34:07,923 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 145 transitions. [2021-11-23 00:34:07,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:34:07,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 88 states and 155 transitions. [2021-11-23 00:34:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 155 transitions. [2021-11-23 00:34:08,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:34:08,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:08,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:08,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 93 states and 167 transitions. [2021-11-23 00:34:08,665 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 167 transitions. [2021-11-23 00:34:08,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:34:08,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:08,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:08,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 101 states and 182 transitions. [2021-11-23 00:34:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 182 transitions. [2021-11-23 00:34:08,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:08,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:08,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:09,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 103 states and 184 transitions. [2021-11-23 00:34:09,105 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 184 transitions. [2021-11-23 00:34:09,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:34:09,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:09,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 107 states and 192 transitions. [2021-11-23 00:34:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 192 transitions. [2021-11-23 00:34:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:34:09,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,352 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:09,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 113 states and 200 transitions. [2021-11-23 00:34:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 200 transitions. [2021-11-23 00:34:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:34:09,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,434 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:09,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 119 states and 216 transitions. [2021-11-23 00:34:09,739 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 216 transitions. [2021-11-23 00:34:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:34:09,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:09,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 121 states and 218 transitions. [2021-11-23 00:34:09,926 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 218 transitions. [2021-11-23 00:34:09,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:34:09,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:09,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 122 states and 221 transitions. [2021-11-23 00:34:09,969 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 221 transitions. [2021-11-23 00:34:09,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:09,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 126 states and 229 transitions. [2021-11-23 00:34:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 229 transitions. [2021-11-23 00:34:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:10,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:10,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 130 states and 237 transitions. [2021-11-23 00:34:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 237 transitions. [2021-11-23 00:34:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:10,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:34:10,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 132 states and 238 transitions. [2021-11-23 00:34:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 238 transitions. [2021-11-23 00:34:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:10,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:10,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 133 states and 239 transitions. [2021-11-23 00:34:10,372 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 239 transitions. [2021-11-23 00:34:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:10,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,405 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 133 states and 238 transitions. [2021-11-23 00:34:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2021-11-23 00:34:10,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:10,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,443 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 134 states and 241 transitions. [2021-11-23 00:34:10,587 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 241 transitions. [2021-11-23 00:34:10,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:10,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:10,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 135 states and 242 transitions. [2021-11-23 00:34:10,698 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 242 transitions. [2021-11-23 00:34:10,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:10,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,777 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:11,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:11,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 139 states and 252 transitions. [2021-11-23 00:34:11,088 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 252 transitions. [2021-11-23 00:34:11,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:11,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:11,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:11,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:11,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 140 states and 253 transitions. [2021-11-23 00:34:11,123 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 253 transitions. [2021-11-23 00:34:11,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:11,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:11,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:11,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:11,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 148 states and 265 transitions. [2021-11-23 00:34:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 265 transitions. [2021-11-23 00:34:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:11,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:11,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 157 states and 284 transitions. [2021-11-23 00:34:12,265 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 284 transitions. [2021-11-23 00:34:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:12,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,291 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:12,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 157 states and 282 transitions. [2021-11-23 00:34:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 282 transitions. [2021-11-23 00:34:12,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:34:12,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:12,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 158 states and 283 transitions. [2021-11-23 00:34:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 283 transitions. [2021-11-23 00:34:12,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:34:12,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,372 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 159 states and 284 transitions. [2021-11-23 00:34:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 284 transitions. [2021-11-23 00:34:12,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:34:12,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,404 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:34:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 160 states and 284 transitions. [2021-11-23 00:34:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 284 transitions. [2021-11-23 00:34:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:34:12,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 169 states and 298 transitions. [2021-11-23 00:34:12,986 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 298 transitions. [2021-11-23 00:34:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:34:12,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,012 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:13,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 169 states and 296 transitions. [2021-11-23 00:34:13,022 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 296 transitions. [2021-11-23 00:34:13,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:34:13,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 170 states and 296 transitions. [2021-11-23 00:34:13,058 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 296 transitions. [2021-11-23 00:34:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:34:13,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:34:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 174 states and 303 transitions. [2021-11-23 00:34:13,382 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 303 transitions. [2021-11-23 00:34:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:34:13,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 176 states and 305 transitions. [2021-11-23 00:34:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 305 transitions. [2021-11-23 00:34:13,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:34:13,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:34:13,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 177 states and 305 transitions. [2021-11-23 00:34:13,466 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 305 transitions. [2021-11-23 00:34:13,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:34:13,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,547 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:34:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 179 states and 306 transitions. [2021-11-23 00:34:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 306 transitions. [2021-11-23 00:34:13,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:34:13,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,754 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:34:13,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 183 states and 312 transitions. [2021-11-23 00:34:13,843 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 312 transitions. [2021-11-23 00:34:13,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:34:13,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,882 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:14,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 183 states and 310 transitions. [2021-11-23 00:34:14,038 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 310 transitions. [2021-11-23 00:34:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:34:14,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:14,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:34:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 184 states and 310 transitions. [2021-11-23 00:34:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 310 transitions. [2021-11-23 00:34:14,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:34:14,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:14,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:34:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:14,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 187 states and 313 transitions. [2021-11-23 00:34:14,313 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 313 transitions. [2021-11-23 00:34:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:34:14,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:14,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 192 states and 321 transitions. [2021-11-23 00:34:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 321 transitions. [2021-11-23 00:34:14,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:34:14,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:14,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 211 states and 376 transitions. [2021-11-23 00:34:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 376 transitions. [2021-11-23 00:34:19,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:34:19,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,100 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 215 states and 385 transitions. [2021-11-23 00:34:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 385 transitions. [2021-11-23 00:34:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:34:19,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,723 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:19,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 216 states and 387 transitions. [2021-11-23 00:34:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 387 transitions. [2021-11-23 00:34:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:34:19,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:20,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 222 states and 395 transitions. [2021-11-23 00:34:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 395 transitions. [2021-11-23 00:34:20,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:34:20,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:20,907 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 226 states and 406 transitions. [2021-11-23 00:34:21,327 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 406 transitions. [2021-11-23 00:34:21,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:34:21,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:21,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:21,353 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:21,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 229 states and 409 transitions. [2021-11-23 00:34:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 409 transitions. [2021-11-23 00:34:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:34:21,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:21,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:34:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:23,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 234 states and 426 transitions. [2021-11-23 00:34:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 426 transitions. [2021-11-23 00:34:23,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:23,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:23,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 240 states and 431 transitions. [2021-11-23 00:34:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 431 transitions. [2021-11-23 00:34:23,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:23,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:23,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:24,009 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:24,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 243 states and 435 transitions. [2021-11-23 00:34:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 435 transitions. [2021-11-23 00:34:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:24,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:24,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:24,930 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:25,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:25,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 246 states and 441 transitions. [2021-11-23 00:34:25,387 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 441 transitions. [2021-11-23 00:34:25,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:25,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:25,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:26,587 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:33,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 266 states and 499 transitions. [2021-11-23 00:34:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 499 transitions. [2021-11-23 00:34:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:33,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:33,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 266 states and 498 transitions. [2021-11-23 00:34:33,286 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 498 transitions. [2021-11-23 00:34:33,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:33,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,395 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:34,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 270 states and 511 transitions. [2021-11-23 00:34:34,802 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 511 transitions. [2021-11-23 00:34:34,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:34,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:34,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:41,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:41,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 289 states and 557 transitions. [2021-11-23 00:34:41,176 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 557 transitions. [2021-11-23 00:34:41,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:34:41,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:41,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:41,230 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:42,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:42,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 293 states and 567 transitions. [2021-11-23 00:34:42,305 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 567 transitions. [2021-11-23 00:34:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:42,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:42,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:34:42,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:42,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 295 states and 571 transitions. [2021-11-23 00:34:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 571 transitions. [2021-11-23 00:34:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:42,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:42,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:42,799 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:34:42,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:42,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 297 states and 574 transitions. [2021-11-23 00:34:42,977 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 574 transitions. [2021-11-23 00:34:42,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:42,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:42,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:42,999 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 302 states and 587 transitions. [2021-11-23 00:34:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 587 transitions. [2021-11-23 00:34:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:43,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:43,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:43,997 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:45,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 305 states and 590 transitions. [2021-11-23 00:34:45,314 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 590 transitions. [2021-11-23 00:34:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:45,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:45,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:45,339 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:45,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:45,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 308 states and 594 transitions. [2021-11-23 00:34:45,693 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 594 transitions. [2021-11-23 00:34:45,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:45,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:45,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:46,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:46,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 311 states and 598 transitions. [2021-11-23 00:34:46,353 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 598 transitions. [2021-11-23 00:34:46,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:46,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:46,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:46,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:46,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 312 states and 598 transitions. [2021-11-23 00:34:46,687 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 598 transitions. [2021-11-23 00:34:46,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:34:46,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:46,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:46,713 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:46,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:46,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 312 states and 597 transitions. [2021-11-23 00:34:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 597 transitions. [2021-11-23 00:34:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:46,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:46,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:34:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 314 states and 598 transitions. [2021-11-23 00:34:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 598 transitions. [2021-11-23 00:34:47,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:47,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:47,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:34:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 315 states and 598 transitions. [2021-11-23 00:34:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 598 transitions. [2021-11-23 00:34:47,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:47,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:47,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:47,604 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:47,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:47,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 315 states and 596 transitions. [2021-11-23 00:34:47,787 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 596 transitions. [2021-11-23 00:34:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:47,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:47,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:47,816 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:48,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 321 states and 615 transitions. [2021-11-23 00:34:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 615 transitions. [2021-11-23 00:34:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:48,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:48,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:50,107 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:59,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:59,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 342 states and 685 transitions. [2021-11-23 00:34:59,400 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 685 transitions. [2021-11-23 00:34:59,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:59,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:59,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:59,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:59,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 342 states and 684 transitions. [2021-11-23 00:34:59,446 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 684 transitions. [2021-11-23 00:34:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:34:59,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:59,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:59,546 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:00,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 346 states and 695 transitions. [2021-11-23 00:35:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 695 transitions. [2021-11-23 00:35:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:35:00,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:00,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 361 states and 727 transitions. [2021-11-23 00:35:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 727 transitions. [2021-11-23 00:35:06,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:35:06,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:06,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:07,048 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:08,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 365 states and 738 transitions. [2021-11-23 00:35:08,281 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 738 transitions. [2021-11-23 00:35:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:35:08,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:08,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:08,307 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:09,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 368 states and 741 transitions. [2021-11-23 00:35:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 741 transitions. [2021-11-23 00:35:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:35:09,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:09,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:09,632 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:35:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:10,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 373 states and 747 transitions. [2021-11-23 00:35:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 747 transitions. [2021-11-23 00:35:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:35:10,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:10,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:10,783 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:35:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:11,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 376 states and 751 transitions. [2021-11-23 00:35:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 751 transitions. [2021-11-23 00:35:11,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:35:11,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:11,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:11,655 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:35:12,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 380 states and 755 transitions. [2021-11-23 00:35:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 755 transitions. [2021-11-23 00:35:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:35:12,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:12,458 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:12,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:12,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 381 states and 752 transitions. [2021-11-23 00:35:12,970 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 752 transitions. [2021-11-23 00:35:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:35:12,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:12,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:12,995 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:35:13,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:13,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 382 states and 752 transitions. [2021-11-23 00:35:13,507 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 752 transitions. [2021-11-23 00:35:13,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:35:13,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:13,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:35:14,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:14,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 384 states and 757 transitions. [2021-11-23 00:35:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 757 transitions. [2021-11-23 00:35:14,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:35:14,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:14,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:35:14,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:14,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 386 states and 758 transitions. [2021-11-23 00:35:14,887 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 758 transitions. [2021-11-23 00:35:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:35:14,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:14,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:15,542 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:16,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:16,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 393 states and 773 transitions. [2021-11-23 00:35:16,732 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 773 transitions. [2021-11-23 00:35:16,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:35:16,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:16,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:35:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:17,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 397 states and 777 transitions. [2021-11-23 00:35:17,053 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 777 transitions. [2021-11-23 00:35:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:35:17,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:17,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,033 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:26,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 416 states and 819 transitions. [2021-11-23 00:35:26,308 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 819 transitions. [2021-11-23 00:35:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:35:26,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 420 states and 831 transitions. [2021-11-23 00:35:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 831 transitions. [2021-11-23 00:35:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:35:27,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,049 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:35:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 421 states and 831 transitions. [2021-11-23 00:35:28,307 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 831 transitions. [2021-11-23 00:35:28,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:35:28,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:44,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 447 states and 891 transitions. [2021-11-23 00:35:44,535 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 891 transitions. [2021-11-23 00:35:44,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:35:44,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:35:45,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:45,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 450 states and 893 transitions. [2021-11-23 00:35:45,091 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 893 transitions. [2021-11-23 00:35:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:35:45,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:45,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:45,111 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:45,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:45,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 450 states and 891 transitions. [2021-11-23 00:35:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 891 transitions. [2021-11-23 00:35:45,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:35:45,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:45,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:35:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:46,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 451 states and 891 transitions. [2021-11-23 00:35:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 891 transitions. [2021-11-23 00:35:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:35:46,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:46,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:46,276 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:35:46,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 451 states and 887 transitions. [2021-11-23 00:35:46,529 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 887 transitions. [2021-11-23 00:35:46,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:35:46,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:46,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:35:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 452 states and 888 transitions. [2021-11-23 00:35:46,595 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 888 transitions. [2021-11-23 00:35:46,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:35:46,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:46,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:35:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 462 states and 906 transitions. [2021-11-23 00:35:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 906 transitions. [2021-11-23 00:35:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:35:53,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:53,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:55,757 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:12,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:12,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 485 states and 977 transitions. [2021-11-23 00:36:12,366 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 977 transitions. [2021-11-23 00:36:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:12,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:12,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:12,571 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 487 states and 986 transitions. [2021-11-23 00:36:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 986 transitions. [2021-11-23 00:36:13,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:13,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:13,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:14,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 489 states and 993 transitions. [2021-11-23 00:36:14,294 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 993 transitions. [2021-11-23 00:36:14,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:14,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:14,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:14,483 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:15,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 491 states and 1001 transitions. [2021-11-23 00:36:15,308 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1001 transitions. [2021-11-23 00:36:15,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:15,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:15,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:15,511 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 493 states and 1010 transitions. [2021-11-23 00:36:16,653 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1010 transitions. [2021-11-23 00:36:16,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:16,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:16,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:17,052 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 495 states and 1014 transitions. [2021-11-23 00:36:17,889 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1014 transitions. [2021-11-23 00:36:17,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:17,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:17,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:18,097 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:19,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 497 states and 1020 transitions. [2021-11-23 00:36:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1020 transitions. [2021-11-23 00:36:19,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:19,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:19,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:20,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:20,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 499 states and 1027 transitions. [2021-11-23 00:36:20,338 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1027 transitions. [2021-11-23 00:36:20,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:20,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:20,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:24,053 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 518 states and 1086 transitions. [2021-11-23 00:36:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1086 transitions. [2021-11-23 00:36:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:38,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:38,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:38,436 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:40,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 520 states and 1091 transitions. [2021-11-23 00:36:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1091 transitions. [2021-11-23 00:36:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:40,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:36:41,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 522 states and 1094 transitions. [2021-11-23 00:36:41,054 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1094 transitions. [2021-11-23 00:36:41,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:41,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,068 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:36:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 524 states and 1097 transitions. [2021-11-23 00:36:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1097 transitions. [2021-11-23 00:36:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:41,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,851 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:36:42,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 526 states and 1100 transitions. [2021-11-23 00:36:42,584 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1100 transitions. [2021-11-23 00:36:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:42,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:42,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:42,601 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:36:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 528 states and 1103 transitions. [2021-11-23 00:36:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1103 transitions. [2021-11-23 00:36:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:43,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:43,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:36:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 530 states and 1106 transitions. [2021-11-23 00:36:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1106 transitions. [2021-11-23 00:36:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:36:44,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:44,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:36:45,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 532 states and 1109 transitions. [2021-11-23 00:36:45,701 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1109 transitions. [2021-11-23 00:36:45,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:45,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:45,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:36:46,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 534 states and 1111 transitions. [2021-11-23 00:36:46,423 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1111 transitions. [2021-11-23 00:36:46,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:46,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:36:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 536 states and 1113 transitions. [2021-11-23 00:36:47,359 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1113 transitions. [2021-11-23 00:36:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:47,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,375 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:36:48,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 537 states and 1114 transitions. [2021-11-23 00:36:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1114 transitions. [2021-11-23 00:36:48,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:48,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:48,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:51,853 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:02,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 549 states and 1152 transitions. [2021-11-23 00:37:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1152 transitions. [2021-11-23 00:37:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:37:02,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:02,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:03,583 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 551 states and 1156 transitions. [2021-11-23 00:37:05,756 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1156 transitions. [2021-11-23 00:37:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:05,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 559 states and 1183 transitions. [2021-11-23 00:37:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1183 transitions. [2021-11-23 00:37:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:19,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:19,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:21,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 560 states and 1190 transitions. [2021-11-23 00:37:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1190 transitions. [2021-11-23 00:37:21,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:21,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:21,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,233 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:46,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:46,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 604 states and 1293 transitions. [2021-11-23 00:37:46,086 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1293 transitions. [2021-11-23 00:37:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:46,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:46,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:46,141 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 613 states and 1307 transitions. [2021-11-23 00:37:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1307 transitions. [2021-11-23 00:37:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:49,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:49,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 20 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:37:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 615 states and 1308 transitions. [2021-11-23 00:37:51,373 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1308 transitions. [2021-11-23 00:37:51,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:51,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:51,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:51,447 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:37:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 619 states and 1316 transitions. [2021-11-23 00:37:54,600 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1316 transitions. [2021-11-23 00:37:54,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:37:54,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:54,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:37:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 620 states and 1317 transitions. [2021-11-23 00:37:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1317 transitions. [2021-11-23 00:37:55,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:37:55,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:55,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:37:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:55,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 621 states and 1317 transitions. [2021-11-23 00:37:55,866 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1317 transitions. [2021-11-23 00:37:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:37:55,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:55,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 20 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:37:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 622 states and 1320 transitions. [2021-11-23 00:37:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1320 transitions. [2021-11-23 00:37:57,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:37:57,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:57,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 638 states and 1401 transitions. [2021-11-23 00:38:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1401 transitions. [2021-11-23 00:38:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:21,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:21,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:23,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 642 states and 1411 transitions. [2021-11-23 00:38:23,930 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1411 transitions. [2021-11-23 00:38:23,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:23,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:23,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:24,172 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:25,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 644 states and 1416 transitions. [2021-11-23 00:38:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1416 transitions. [2021-11-23 00:38:25,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:25,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:25,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 646 states and 1419 transitions. [2021-11-23 00:38:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1419 transitions. [2021-11-23 00:38:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:27,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:27,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,257 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:28,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:28,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 648 states and 1425 transitions. [2021-11-23 00:38:28,572 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1425 transitions. [2021-11-23 00:38:28,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:28,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:28,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 652 states and 1441 transitions. [2021-11-23 00:38:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1441 transitions. [2021-11-23 00:38:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:31,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:34,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 656 states and 1456 transitions. [2021-11-23 00:38:34,072 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1456 transitions. [2021-11-23 00:38:34,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:34,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:37,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:37,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 660 states and 1464 transitions. [2021-11-23 00:38:37,011 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1464 transitions. [2021-11-23 00:38:37,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:37,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:37,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 662 states and 1467 transitions. [2021-11-23 00:38:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1467 transitions. [2021-11-23 00:38:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:38,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:38,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:38,958 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 664 states and 1470 transitions. [2021-11-23 00:38:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1470 transitions. [2021-11-23 00:38:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:40,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:40,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:56,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 672 states and 1504 transitions. [2021-11-23 00:38:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1504 transitions. [2021-11-23 00:38:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:56,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:56,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:56,987 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 680 states and 1543 transitions. [2021-11-23 00:39:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1543 transitions. [2021-11-23 00:39:07,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:07,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:07,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:09,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 681 states and 1550 transitions. [2021-11-23 00:39:09,004 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1550 transitions. [2021-11-23 00:39:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:09,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,365 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 683 states and 1556 transitions. [2021-11-23 00:39:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1556 transitions. [2021-11-23 00:39:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:10,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:10,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 685 states and 1565 transitions. [2021-11-23 00:39:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1565 transitions. [2021-11-23 00:39:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:12,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:12,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:13,095 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 687 states and 1572 transitions. [2021-11-23 00:39:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1572 transitions. [2021-11-23 00:39:14,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:14,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:14,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:14,849 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:16,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 689 states and 1579 transitions. [2021-11-23 00:39:16,284 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1579 transitions. [2021-11-23 00:39:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:16,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:16,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:16,643 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:17,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 691 states and 1584 transitions. [2021-11-23 00:39:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1584 transitions. [2021-11-23 00:39:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:17,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:17,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:23,760 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:37,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:37,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 699 states and 1623 transitions. [2021-11-23 00:39:37,864 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1623 transitions. [2021-11-23 00:39:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:37,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:37,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 703 states and 1635 transitions. [2021-11-23 00:39:41,103 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1635 transitions. [2021-11-23 00:39:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:41,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:41,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:41,377 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:42,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:42,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 704 states and 1638 transitions. [2021-11-23 00:39:42,903 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1638 transitions. [2021-11-23 00:39:42,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:42,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:42,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:46,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 706 states and 1654 transitions. [2021-11-23 00:39:46,091 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1654 transitions. [2021-11-23 00:39:46,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:46,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,106 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:39:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 708 states and 1657 transitions. [2021-11-23 00:39:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1657 transitions. [2021-11-23 00:39:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:47,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:47,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:47,279 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:39:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:48,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 710 states and 1660 transitions. [2021-11-23 00:39:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1660 transitions. [2021-11-23 00:39:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:48,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:48,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:48,461 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:39:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 712 states and 1663 transitions. [2021-11-23 00:39:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1663 transitions. [2021-11-23 00:39:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:49,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:49,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:49,641 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:39:50,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 714 states and 1666 transitions. [2021-11-23 00:39:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1666 transitions. [2021-11-23 00:39:50,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:50,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:50,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:50,961 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:39:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:52,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 716 states and 1669 transitions. [2021-11-23 00:39:52,006 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1669 transitions. [2021-11-23 00:39:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:52,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:52,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:39:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:53,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 718 states and 1672 transitions. [2021-11-23 00:39:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1672 transitions. [2021-11-23 00:39:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:53,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:53,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:39:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 720 states and 1675 transitions. [2021-11-23 00:39:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1675 transitions. [2021-11-23 00:39:54,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:54,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:54,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:54,290 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:39:55,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:55,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 722 states and 1678 transitions. [2021-11-23 00:39:55,617 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1678 transitions. [2021-11-23 00:39:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:55,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:55,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,631 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:39:56,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:56,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 724 states and 1681 transitions. [2021-11-23 00:39:56,756 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1681 transitions. [2021-11-23 00:39:56,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:56,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:56,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:39:58,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:58,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 726 states and 1684 transitions. [2021-11-23 00:39:58,082 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1684 transitions. [2021-11-23 00:39:58,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:58,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:58,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:39:58,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 727 states and 1685 transitions. [2021-11-23 00:39:58,884 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1685 transitions. [2021-11-23 00:39:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:58,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:58,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:01,636 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:13,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 733 states and 1712 transitions. [2021-11-23 00:40:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1712 transitions. [2021-11-23 00:40:13,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:40:13,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:13,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:13,950 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:15,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 734 states and 1715 transitions. [2021-11-23 00:40:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1715 transitions. [2021-11-23 00:40:15,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:40:15,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:15,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:16,026 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:17,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:17,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 735 states and 1719 transitions. [2021-11-23 00:40:17,598 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1719 transitions. [2021-11-23 00:40:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:40:17,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:17,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:19,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:19,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 736 states and 1726 transitions. [2021-11-23 00:40:19,669 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1726 transitions. [2021-11-23 00:40:19,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:40:19,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:19,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:24,299 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 19 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:36,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:36,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 744 states and 1753 transitions. [2021-11-23 00:40:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1753 transitions. [2021-11-23 00:40:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:40:36,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:36,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 19 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:40,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:40,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 746 states and 1771 transitions. [2021-11-23 00:40:40,353 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1771 transitions. [2021-11-23 00:40:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:40:40,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:40,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:40,411 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:40:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:50,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 757 states and 1813 transitions. [2021-11-23 00:40:50,006 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1813 transitions. [2021-11-23 00:40:50,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:40:50,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:50,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:02,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 766 states and 1864 transitions. [2021-11-23 00:41:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1864 transitions. [2021-11-23 00:41:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:02,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:02,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:02,114 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 767 states and 1877 transitions. [2021-11-23 00:41:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1877 transitions. [2021-11-23 00:41:04,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:04,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:04,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:22,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:22,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 772 states and 1890 transitions. [2021-11-23 00:41:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1890 transitions. [2021-11-23 00:41:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:22,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:22,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:22,547 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 773 states and 1899 transitions. [2021-11-23 00:41:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1899 transitions. [2021-11-23 00:41:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:24,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:24,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:24,583 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:26,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 774 states and 1903 transitions. [2021-11-23 00:41:26,274 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1903 transitions. [2021-11-23 00:41:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:26,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:26,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:27,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:27,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 776 states and 1911 transitions. [2021-11-23 00:41:27,797 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1911 transitions. [2021-11-23 00:41:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:27,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:27,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:27,998 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:29,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:29,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 777 states and 1918 transitions. [2021-11-23 00:41:29,871 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1918 transitions. [2021-11-23 00:41:29,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:29,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:29,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:30,095 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:32,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:32,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 778 states and 1924 transitions. [2021-11-23 00:41:32,033 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1924 transitions. [2021-11-23 00:41:32,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:32,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:32,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:32,281 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:40,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:40,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 782 states and 1935 transitions. [2021-11-23 00:41:40,008 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1935 transitions. [2021-11-23 00:41:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:40,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:40,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:40,065 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:41,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:41,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 783 states and 1940 transitions. [2021-11-23 00:41:41,531 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1940 transitions. [2021-11-23 00:41:41,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:41,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:41,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:43,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 784 states and 1950 transitions. [2021-11-23 00:41:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1950 transitions. [2021-11-23 00:41:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:43,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:43,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:43,835 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 787 states and 1968 transitions. [2021-11-23 00:41:47,544 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1968 transitions. [2021-11-23 00:41:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:47,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 794 states and 1976 transitions. [2021-11-23 00:41:54,724 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1976 transitions. [2021-11-23 00:41:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:54,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:54,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:41:56,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:56,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 796 states and 1982 transitions. [2021-11-23 00:41:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1982 transitions. [2021-11-23 00:41:56,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:56,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:56,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:41:57,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:57,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 798 states and 1985 transitions. [2021-11-23 00:41:57,762 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1985 transitions. [2021-11-23 00:41:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:57,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:57,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:57,975 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:59,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:59,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 799 states and 1993 transitions. [2021-11-23 00:41:59,925 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1993 transitions. [2021-11-23 00:41:59,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:41:59,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:59,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,978 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:42:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:01,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 801 states and 2000 transitions. [2021-11-23 00:42:01,577 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 2000 transitions. [2021-11-23 00:42:01,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:01,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:01,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 802 states and 2007 transitions. [2021-11-23 00:42:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 2007 transitions. [2021-11-23 00:42:03,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:03,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:03,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:03,759 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:42:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:05,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 804 states and 2016 transitions. [2021-11-23 00:42:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 2016 transitions. [2021-11-23 00:42:05,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:05,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:05,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:42:07,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:07,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 806 states and 2019 transitions. [2021-11-23 00:42:07,224 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 2019 transitions. [2021-11-23 00:42:07,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:07,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:07,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:07,276 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:42:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 808 states and 2034 transitions. [2021-11-23 00:42:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 2034 transitions. [2021-11-23 00:42:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:08,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:08,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:42:10,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:10,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 810 states and 2037 transitions. [2021-11-23 00:42:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 2037 transitions. [2021-11-23 00:42:10,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:10,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:10,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:10,805 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:42:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 812 states and 2040 transitions. [2021-11-23 00:42:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 2040 transitions. [2021-11-23 00:42:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:12,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:12,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:42:14,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:14,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 814 states and 2047 transitions. [2021-11-23 00:42:14,381 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 2047 transitions. [2021-11-23 00:42:14,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:14,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:14,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:14,436 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 34 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 816 states and 2055 transitions. [2021-11-23 00:42:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 2055 transitions. [2021-11-23 00:42:17,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:17,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:17,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 19 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:27,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:27,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 817 states and 2059 transitions. [2021-11-23 00:42:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 2059 transitions. [2021-11-23 00:42:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:27,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:27,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:27,487 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 34 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 819 states and 2070 transitions. [2021-11-23 00:42:31,038 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 2070 transitions. [2021-11-23 00:42:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:31,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:31,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:31,101 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 34 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:32,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:32,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 820 states and 2073 transitions. [2021-11-23 00:42:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 2073 transitions. [2021-11-23 00:42:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:32,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:32,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 34 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:34,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:34,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 821 states and 2084 transitions. [2021-11-23 00:42:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 2084 transitions. [2021-11-23 00:42:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:34,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:34,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:35,417 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 19 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:37,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:37,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 822 states and 2088 transitions. [2021-11-23 00:42:37,442 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 2088 transitions. [2021-11-23 00:42:37,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:37,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:37,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:38,974 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:42:41,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:41,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 823 states and 2090 transitions. [2021-11-23 00:42:41,373 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 2090 transitions. [2021-11-23 00:42:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:41,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:41,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:41,938 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:42:43,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 824 states and 2092 transitions. [2021-11-23 00:42:43,744 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 2092 transitions. [2021-11-23 00:42:43,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:43,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:43,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:43,792 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 826 states and 2093 transitions. [2021-11-23 00:42:45,130 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 2093 transitions. [2021-11-23 00:42:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:45,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:45,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:45,859 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 35 proven. 21 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:42:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:47,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 830 states and 2103 transitions. [2021-11-23 00:42:47,829 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 2103 transitions. [2021-11-23 00:42:47,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:47,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:47,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:42:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:49,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 832 states and 2106 transitions. [2021-11-23 00:42:49,497 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 2106 transitions. [2021-11-23 00:42:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:49,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:49,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:42:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 834 states and 2108 transitions. [2021-11-23 00:42:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 2108 transitions. [2021-11-23 00:42:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:51,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:51,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:42:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:52,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 836 states and 2110 transitions. [2021-11-23 00:42:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 2110 transitions. [2021-11-23 00:42:52,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:52,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:52,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:53,003 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:42:54,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 838 states and 2112 transitions. [2021-11-23 00:42:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 2112 transitions. [2021-11-23 00:42:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:54,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:54,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:42:56,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:56,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 840 states and 2114 transitions. [2021-11-23 00:42:56,451 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 2114 transitions. [2021-11-23 00:42:56,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:56,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:56,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:56,482 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:42:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 841 states and 2107 transitions. [2021-11-23 00:42:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 2107 transitions. [2021-11-23 00:42:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:57,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:57,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:57,424 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:42:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 843 states and 2109 transitions. [2021-11-23 00:42:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2109 transitions. [2021-11-23 00:42:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:42:59,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:59,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:59,147 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:43:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 845 states and 2111 transitions. [2021-11-23 00:43:00,788 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2111 transitions. [2021-11-23 00:43:00,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:43:00,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:00,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:00,800 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:43:02,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 847 states and 2113 transitions. [2021-11-23 00:43:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 2113 transitions. [2021-11-23 00:43:02,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:43:02,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:43:03,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:03,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 849 states and 2116 transitions. [2021-11-23 00:43:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 2116 transitions. [2021-11-23 00:43:03,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:43:03,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:03,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 35 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:43:07,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:07,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 851 states and 2122 transitions. [2021-11-23 00:43:07,098 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2122 transitions. [2021-11-23 00:43:07,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:43:07,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:07,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 35 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:43:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 852 states and 2124 transitions. [2021-11-23 00:43:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 2124 transitions. [2021-11-23 00:43:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:43:08,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:08,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:08,900 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 35 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:43:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:10,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 853 states and 2126 transitions. [2021-11-23 00:43:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2126 transitions. [2021-11-23 00:43:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:43:10,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:10,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,699 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 35 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:43:12,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:12,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 854 states and 2128 transitions. [2021-11-23 00:43:12,254 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2128 transitions. [2021-11-23 00:43:12,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:43:12,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:12,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:43:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 855 states and 2129 transitions. [2021-11-23 00:43:12,361 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2129 transitions. [2021-11-23 00:43:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:43:12,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:12,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:12,402 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:43:13,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:13,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 855 states and 2128 transitions. [2021-11-23 00:43:13,248 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2128 transitions. [2021-11-23 00:43:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:43:13,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:13,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:43:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 857 states and 2131 transitions. [2021-11-23 00:43:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2131 transitions. [2021-11-23 00:43:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:43:16,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:16,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:43:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 858 states and 2133 transitions. [2021-11-23 00:43:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 2133 transitions. [2021-11-23 00:43:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:43:18,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:18,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 37 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:43:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 859 states and 2133 transitions. [2021-11-23 00:43:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2133 transitions. [2021-11-23 00:43:18,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:43:18,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:18,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:18,153 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:43:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 860 states and 2134 transitions. [2021-11-23 00:43:19,824 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 2134 transitions. [2021-11-23 00:43:19,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:43:19,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:19,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:43:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 862 states and 2136 transitions. [2021-11-23 00:43:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 2136 transitions. [2021-11-23 00:43:21,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:43:21,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:21,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:21,189 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:43:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:23,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 866 states and 2142 transitions. [2021-11-23 00:43:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 2142 transitions. [2021-11-23 00:43:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:43:23,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:23,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:23,530 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:43:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 868 states and 2145 transitions. [2021-11-23 00:43:25,106 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 2145 transitions. [2021-11-23 00:43:25,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:43:25,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:25,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:25,123 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:43:26,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:26,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 869 states and 2146 transitions. [2021-11-23 00:43:26,566 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2146 transitions. [2021-11-23 00:43:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:43:26,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:26,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:26,613 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:43:28,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:28,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 869 states and 2144 transitions. [2021-11-23 00:43:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2144 transitions. [2021-11-23 00:43:28,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:43:28,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:28,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:43:29,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 870 states and 2145 transitions. [2021-11-23 00:43:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 2145 transitions. [2021-11-23 00:43:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:43:29,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:29,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:29,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:43:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 873 states and 2147 transitions. [2021-11-23 00:43:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 2147 transitions. [2021-11-23 00:43:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:43:30,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:30,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:30,989 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:43:32,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 874 states and 2147 transitions. [2021-11-23 00:43:32,061 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 2147 transitions. [2021-11-23 00:43:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:43:32,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:32,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:44:13,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:13,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 891 states and 2259 transitions. [2021-11-23 00:44:13,074 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 2259 transitions. [2021-11-23 00:44:13,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:44:13,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:13,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:18,079 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 28 proven. 63 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:44:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:31,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 896 states and 2282 transitions. [2021-11-23 00:44:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 2282 transitions. [2021-11-23 00:44:31,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:44:31,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:31,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:32,957 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:44:43,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 905 states and 2329 transitions. [2021-11-23 00:44:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2329 transitions. [2021-11-23 00:44:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:44:43,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:43,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 28 proven. 63 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:44:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 908 states and 2336 transitions. [2021-11-23 00:44:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 2336 transitions. [2021-11-23 00:44:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:44:48,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:48,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:44:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:51,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 910 states and 2341 transitions. [2021-11-23 00:44:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2341 transitions. [2021-11-23 00:44:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:44:51,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:51,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:53,017 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 28 proven. 63 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:44:54,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 911 states and 2343 transitions. [2021-11-23 00:44:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2343 transitions. [2021-11-23 00:44:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:44:54,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:54,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:44:58,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:58,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 913 states and 2347 transitions. [2021-11-23 00:44:58,447 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2347 transitions. [2021-11-23 00:44:58,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:44:58,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:58,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:06,646 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 23 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.