./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de51.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_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/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_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de51.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/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_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/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 6b650e50691cb35e1bdf008faa87d25716bf83c58902e8bffb444ab81952ff19 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:25,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:25,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:25,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:25,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:25,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:25,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:25,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:25,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:25,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:25,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:25,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:25,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:25,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:25,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:25,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:25,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:25,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:25,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:25,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:25,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:25,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:25,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:25,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:25,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:25,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:25,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:25,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:25,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:25,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:25,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:25,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:25,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:25,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:25,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:25,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:25,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:25,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:25,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:25,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:25,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:25,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:24:25,861 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:25,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:25,872 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:25,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:25,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:25,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:25,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:25,877 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:25,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:24:25,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:25,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:25,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:25,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:25,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:25,880 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:25,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:25,880 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:25,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:25,880 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:25,881 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:25,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:25,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:25,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:25,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:25,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:25,882 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:24:25,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:24:25,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:25,883 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_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b650e50691cb35e1bdf008faa87d25716bf83c58902e8bffb444ab81952ff19 [2021-11-23 00:24:26,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:26,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:26,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:26,244 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:26,245 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:26,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loops-crafted-1/in-de51.c [2021-11-23 00:24:26,313 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/data/c1c3f713d/595b145678ae45338168934ad03ac29b/FLAGbe693b2da [2021-11-23 00:24:26,782 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:26,782 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/sv-benchmarks/c/loops-crafted-1/in-de51.c [2021-11-23 00:24:26,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/data/c1c3f713d/595b145678ae45338168934ad03ac29b/FLAGbe693b2da [2021-11-23 00:24:27,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/data/c1c3f713d/595b145678ae45338168934ad03ac29b [2021-11-23 00:24:27,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:27,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:27,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:27,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:27,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:27,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8b1ba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27, skipping insertion in model container [2021-11-23 00:24:27,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:27,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:27,291 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_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/sv-benchmarks/c/loops-crafted-1/in-de51.c[368,381] [2021-11-23 00:24:27,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:27,315 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:27,328 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_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/sv-benchmarks/c/loops-crafted-1/in-de51.c[368,381] [2021-11-23 00:24:27,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:27,347 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:27,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27 WrapperNode [2021-11-23 00:24:27,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:27,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:27,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:27,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:27,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,410 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2021-11-23 00:24:27,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:27,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:27,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:27,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:27,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:27,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:27,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:27,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:27,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:27,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:27,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:27,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810ef6f8-3ebb-4d0c-a1a7-7d984cc788fa/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:27,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:24:27,633 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:27,634 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:27,820 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:27,843 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:27,843 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 00:24:27,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:27 BoogieIcfgContainer [2021-11-23 00:24:27,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:24:27,847 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:24:27,847 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:24:27,858 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:24:27,858 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:27" (1/1) ... [2021-11-23 00:24:27,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:24:27,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:27,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2021-11-23 00:24:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2021-11-23 00:24:27,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:24:27,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:27,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:28,241 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 00:24:28,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2021-11-23 00:24:28,331 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2021-11-23 00:24:28,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:28,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:28,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:28,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 36 transitions. [2021-11-23 00:24:28,483 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 36 transitions. [2021-11-23 00:24:28,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:28,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:28,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:28,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2021-11-23 00:24:28,818 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2021-11-23 00:24:28,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:28,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:28,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:29,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2021-11-23 00:24:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2021-11-23 00:24:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:29,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:29,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:29,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:29,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:29,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 27 states and 58 transitions. [2021-11-23 00:24:29,636 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 58 transitions. [2021-11-23 00:24:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:24:29,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:29,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:29,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 29 states and 63 transitions. [2021-11-23 00:24:29,988 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 63 transitions. [2021-11-23 00:24:29,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:24:29,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:29,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:30,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 32 states and 78 transitions. [2021-11-23 00:24:30,576 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 78 transitions. [2021-11-23 00:24:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:24:30,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:30,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:30,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 33 states and 82 transitions. [2021-11-23 00:24:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 82 transitions. [2021-11-23 00:24:30,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:30,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:30,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 39 states and 107 transitions. [2021-11-23 00:24:31,656 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 107 transitions. [2021-11-23 00:24:31,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:31,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:31,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:31,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:31,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 41 states and 110 transitions. [2021-11-23 00:24:31,926 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 110 transitions. [2021-11-23 00:24:31,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:31,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:31,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:32,052 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:32,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:32,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 43 states and 115 transitions. [2021-11-23 00:24:32,462 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 115 transitions. [2021-11-23 00:24:32,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:32,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:32,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:32,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:32,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:32,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 118 transitions. [2021-11-23 00:24:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 118 transitions. [2021-11-23 00:24:32,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:32,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:32,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:33,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:33,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 45 states and 121 transitions. [2021-11-23 00:24:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 121 transitions. [2021-11-23 00:24:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:33,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:33,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:33,594 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:34,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:34,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 48 states and 131 transitions. [2021-11-23 00:24:34,064 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 131 transitions. [2021-11-23 00:24:34,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:34,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:34,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:34,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 52 states and 140 transitions. [2021-11-23 00:24:34,837 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 140 transitions. [2021-11-23 00:24:34,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:34,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:34,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:35,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:35,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 53 states and 141 transitions. [2021-11-23 00:24:35,091 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 141 transitions. [2021-11-23 00:24:35,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:35,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:35,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 57 states and 150 transitions. [2021-11-23 00:24:35,703 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 150 transitions. [2021-11-23 00:24:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:35,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:35,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:36,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 58 states and 151 transitions. [2021-11-23 00:24:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 151 transitions. [2021-11-23 00:24:36,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:36,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:36,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:36,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 60 states and 161 transitions. [2021-11-23 00:24:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 161 transitions. [2021-11-23 00:24:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:36,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:36,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:37,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 61 states and 165 transitions. [2021-11-23 00:24:37,285 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 165 transitions. [2021-11-23 00:24:37,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:37,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:37,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:37,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:37,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 63 states and 170 transitions. [2021-11-23 00:24:37,972 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 170 transitions. [2021-11-23 00:24:37,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:37,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:37,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:38,017 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 65 states and 172 transitions. [2021-11-23 00:24:38,331 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 172 transitions. [2021-11-23 00:24:38,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:38,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:38,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:40,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:40,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 70 states and 184 transitions. [2021-11-23 00:24:40,383 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 184 transitions. [2021-11-23 00:24:40,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:40,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:40,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:40,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 71 states and 185 transitions. [2021-11-23 00:24:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 185 transitions. [2021-11-23 00:24:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:40,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:40,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 73 states and 190 transitions. [2021-11-23 00:24:41,410 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 190 transitions. [2021-11-23 00:24:41,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:41,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:41,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:41,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 74 states and 190 transitions. [2021-11-23 00:24:41,760 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 190 transitions. [2021-11-23 00:24:41,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:41,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:41,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:42,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 75 states and 194 transitions. [2021-11-23 00:24:42,527 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 194 transitions. [2021-11-23 00:24:42,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:42,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:42,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 77 states and 199 transitions. [2021-11-23 00:24:43,409 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 199 transitions. [2021-11-23 00:24:43,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:43,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:45,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:45,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 82 states and 208 transitions. [2021-11-23 00:24:45,021 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 208 transitions. [2021-11-23 00:24:45,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:45,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:45,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:45,098 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:46,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 86 states and 216 transitions. [2021-11-23 00:24:46,447 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 216 transitions. [2021-11-23 00:24:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:46,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:46,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:47,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:47,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 91 states and 234 transitions. [2021-11-23 00:24:47,979 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 234 transitions. [2021-11-23 00:24:47,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:47,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:47,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:48,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:48,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 92 states and 237 transitions. [2021-11-23 00:24:48,294 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 237 transitions. [2021-11-23 00:24:48,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:48,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:48,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:48,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:48,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 93 states and 241 transitions. [2021-11-23 00:24:48,755 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 241 transitions. [2021-11-23 00:24:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:48,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:48,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:49,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:49,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 94 states and 245 transitions. [2021-11-23 00:24:49,856 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 245 transitions. [2021-11-23 00:24:49,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:49,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:49,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:50,055 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:51,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:51,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 96 states and 250 transitions. [2021-11-23 00:24:51,139 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 250 transitions. [2021-11-23 00:24:51,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:51,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:51,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:51,199 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 101 states and 262 transitions. [2021-11-23 00:24:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 262 transitions. [2021-11-23 00:24:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:52,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:52,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 104 states and 267 transitions. [2021-11-23 00:24:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 267 transitions. [2021-11-23 00:24:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:53,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:53,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:54,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:54,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 105 states and 269 transitions. [2021-11-23 00:24:54,283 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 269 transitions. [2021-11-23 00:24:54,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:54,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:54,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:54,402 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:55,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:55,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 109 states and 277 transitions. [2021-11-23 00:24:55,919 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 277 transitions. [2021-11-23 00:24:55,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:55,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:55,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:55,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:55,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 110 states and 280 transitions. [2021-11-23 00:24:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 280 transitions. [2021-11-23 00:24:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:56,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:56,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:56,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 111 states and 282 transitions. [2021-11-23 00:24:56,997 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 282 transitions. [2021-11-23 00:24:56,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:56,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:56,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:57,036 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:24:57,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 112 states and 283 transitions. [2021-11-23 00:24:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 283 transitions. [2021-11-23 00:24:57,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:57,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:57,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:57,513 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:58,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 114 states and 291 transitions. [2021-11-23 00:24:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 291 transitions. [2021-11-23 00:24:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:58,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:58,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:59,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:59,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 115 states and 295 transitions. [2021-11-23 00:24:59,744 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 295 transitions. [2021-11-23 00:24:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:59,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:59,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:59,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:59,992 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:01,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:01,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 117 states and 300 transitions. [2021-11-23 00:25:01,276 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 300 transitions. [2021-11-23 00:25:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:01,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:01,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:01,333 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:25:01,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:01,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 118 states and 300 transitions. [2021-11-23 00:25:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 300 transitions. [2021-11-23 00:25:01,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:01,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:01,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:01,778 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:02,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 120 states and 306 transitions. [2021-11-23 00:25:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 306 transitions. [2021-11-23 00:25:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:02,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:02,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:03,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:04,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 122 states and 313 transitions. [2021-11-23 00:25:04,570 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 313 transitions. [2021-11-23 00:25:04,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:04,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:04,667 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 123 states and 313 transitions. [2021-11-23 00:25:05,100 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 313 transitions. [2021-11-23 00:25:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:05,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,152 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:25:06,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 126 states and 316 transitions. [2021-11-23 00:25:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 316 transitions. [2021-11-23 00:25:06,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:06,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:06,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 130 states and 322 transitions. [2021-11-23 00:25:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 322 transitions. [2021-11-23 00:25:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:07,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:07,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:07,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:07,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 131 states and 324 transitions. [2021-11-23 00:25:07,773 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 324 transitions. [2021-11-23 00:25:07,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:07,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:07,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:08,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 132 states and 325 transitions. [2021-11-23 00:25:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 325 transitions. [2021-11-23 00:25:08,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:08,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:08,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:08,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:10,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:10,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 137 states and 345 transitions. [2021-11-23 00:25:10,673 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 345 transitions. [2021-11-23 00:25:10,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:10,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:10,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:11,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:11,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 139 states and 347 transitions. [2021-11-23 00:25:11,742 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 347 transitions. [2021-11-23 00:25:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:11,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:11,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:12,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 140 states and 348 transitions. [2021-11-23 00:25:12,283 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 348 transitions. [2021-11-23 00:25:12,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:12,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:12,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:25:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 142 states and 354 transitions. [2021-11-23 00:25:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 354 transitions. [2021-11-23 00:25:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:13,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:14,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:14,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 143 states and 356 transitions. [2021-11-23 00:25:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 356 transitions. [2021-11-23 00:25:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:14,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:14,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:14,971 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 144 states and 360 transitions. [2021-11-23 00:25:15,967 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 360 transitions. [2021-11-23 00:25:15,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:15,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:15,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:17,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 146 states and 365 transitions. [2021-11-23 00:25:17,658 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 365 transitions. [2021-11-23 00:25:17,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:17,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 148 states and 369 transitions. [2021-11-23 00:25:18,906 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 369 transitions. [2021-11-23 00:25:18,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:18,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:20,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 150 states and 371 transitions. [2021-11-23 00:25:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 371 transitions. [2021-11-23 00:25:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:20,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,351 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 153 states and 374 transitions. [2021-11-23 00:25:21,425 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 374 transitions. [2021-11-23 00:25:21,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:21,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,519 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:22,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 154 states and 377 transitions. [2021-11-23 00:25:22,067 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 377 transitions. [2021-11-23 00:25:22,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:22,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,101 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 155 states and 381 transitions. [2021-11-23 00:25:22,715 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 381 transitions. [2021-11-23 00:25:22,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:22,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 156 states and 385 transitions. [2021-11-23 00:25:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 385 transitions. [2021-11-23 00:25:24,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:24,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:26,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 158 states and 390 transitions. [2021-11-23 00:25:26,068 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 390 transitions. [2021-11-23 00:25:26,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:26,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 164 states and 405 transitions. [2021-11-23 00:25:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 405 transitions. [2021-11-23 00:25:30,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:30,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,758 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:31,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 165 states and 405 transitions. [2021-11-23 00:25:31,437 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 405 transitions. [2021-11-23 00:25:31,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:31,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,502 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 166 states and 408 transitions. [2021-11-23 00:25:32,126 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 408 transitions. [2021-11-23 00:25:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:32,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 169 states and 416 transitions. [2021-11-23 00:25:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 416 transitions. [2021-11-23 00:25:34,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:34,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:34,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:36,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 174 states and 425 transitions. [2021-11-23 00:25:36,820 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 425 transitions. [2021-11-23 00:25:36,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:36,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:39,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 180 states and 433 transitions. [2021-11-23 00:25:39,068 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 433 transitions. [2021-11-23 00:25:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:39,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,131 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:39,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 181 states and 433 transitions. [2021-11-23 00:25:39,920 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 433 transitions. [2021-11-23 00:25:39,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:39,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,981 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 182 states and 433 transitions. [2021-11-23 00:25:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 433 transitions. [2021-11-23 00:25:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:40,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:41,052 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:25:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 186 states and 450 transitions. [2021-11-23 00:25:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 450 transitions. [2021-11-23 00:25:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:43,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:43,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:25:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 192 states and 462 transitions. [2021-11-23 00:25:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2021-11-23 00:25:47,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:47,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:25:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 193 states and 466 transitions. [2021-11-23 00:25:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2021-11-23 00:25:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:47,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,415 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:49,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 194 states and 470 transitions. [2021-11-23 00:25:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 470 transitions. [2021-11-23 00:25:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:49,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:49,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:25:50,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 195 states and 470 transitions. [2021-11-23 00:25:50,470 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 470 transitions. [2021-11-23 00:25:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:50,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:50,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:52,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 197 states and 475 transitions. [2021-11-23 00:25:52,797 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 475 transitions. [2021-11-23 00:25:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:52,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:52,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:52,835 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:25:53,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 198 states and 478 transitions. [2021-11-23 00:25:53,570 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 478 transitions. [2021-11-23 00:25:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:25:53,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:53,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,967 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:58,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 205 states and 488 transitions. [2021-11-23 00:25:58,523 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 488 transitions. [2021-11-23 00:25:58,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:25:58,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 206 states and 489 transitions. [2021-11-23 00:25:58,913 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 489 transitions. [2021-11-23 00:25:58,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:25:58,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,964 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 210 states and 493 transitions. [2021-11-23 00:26:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 493 transitions. [2021-11-23 00:26:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:00,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:00,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:02,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 212 states and 499 transitions. [2021-11-23 00:26:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 499 transitions. [2021-11-23 00:26:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:02,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:02,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:03,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:03,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 214 states and 503 transitions. [2021-11-23 00:26:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 503 transitions. [2021-11-23 00:26:03,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:03,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:03,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 216 states and 504 transitions. [2021-11-23 00:26:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 504 transitions. [2021-11-23 00:26:04,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:04,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:04,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:26:05,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:05,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 217 states and 506 transitions. [2021-11-23 00:26:05,553 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 506 transitions. [2021-11-23 00:26:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:05,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:05,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:06,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 218 states and 511 transitions. [2021-11-23 00:26:06,385 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 511 transitions. [2021-11-23 00:26:06,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:06,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 219 states and 511 transitions. [2021-11-23 00:26:07,317 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 511 transitions. [2021-11-23 00:26:07,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:07,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:08,103 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:09,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:09,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 220 states and 515 transitions. [2021-11-23 00:26:09,623 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 515 transitions. [2021-11-23 00:26:09,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:09,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:09,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 221 states and 518 transitions. [2021-11-23 00:26:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 518 transitions. [2021-11-23 00:26:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:10,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:10,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 223 states and 523 transitions. [2021-11-23 00:26:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 523 transitions. [2021-11-23 00:26:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:13,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:13,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:13,207 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:26:14,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 225 states and 525 transitions. [2021-11-23 00:26:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 525 transitions. [2021-11-23 00:26:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:14,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:16,979 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 232 states and 540 transitions. [2021-11-23 00:26:22,642 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 540 transitions. [2021-11-23 00:26:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:22,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:22,707 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 234 states and 542 transitions. [2021-11-23 00:26:24,155 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 542 transitions. [2021-11-23 00:26:24,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:24,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,361 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 235 states and 544 transitions. [2021-11-23 00:26:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 544 transitions. [2021-11-23 00:26:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:25,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:25,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 236 states and 546 transitions. [2021-11-23 00:26:25,992 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 546 transitions. [2021-11-23 00:26:25,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:25,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:26,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 237 states and 546 transitions. [2021-11-23 00:26:26,978 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 546 transitions. [2021-11-23 00:26:26,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:26,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:26,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:27,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:27,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:27,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 238 states and 549 transitions. [2021-11-23 00:26:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 549 transitions. [2021-11-23 00:26:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:27,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:27,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:33,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 245 states and 571 transitions. [2021-11-23 00:26:33,199 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 571 transitions. [2021-11-23 00:26:33,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:33,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:34,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:34,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 246 states and 580 transitions. [2021-11-23 00:26:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 580 transitions. [2021-11-23 00:26:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:34,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:34,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:37,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 250 states and 586 transitions. [2021-11-23 00:26:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 586 transitions. [2021-11-23 00:26:37,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:37,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:37,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:38,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 251 states and 586 transitions. [2021-11-23 00:26:38,243 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 586 transitions. [2021-11-23 00:26:38,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:38,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:38,285 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:26:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:39,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 252 states and 586 transitions. [2021-11-23 00:26:39,256 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 586 transitions. [2021-11-23 00:26:39,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:39,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:39,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:40,006 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:41,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:41,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 253 states and 590 transitions. [2021-11-23 00:26:41,843 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 590 transitions. [2021-11-23 00:26:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:41,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:41,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:41,890 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 254 states and 594 transitions. [2021-11-23 00:26:42,832 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 594 transitions. [2021-11-23 00:26:42,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:42,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,268 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 256 states and 599 transitions. [2021-11-23 00:26:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 599 transitions. [2021-11-23 00:26:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:46,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 257 states and 600 transitions. [2021-11-23 00:26:47,336 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 600 transitions. [2021-11-23 00:26:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:26:47,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:47,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:47,565 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:49,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 259 states and 605 transitions. [2021-11-23 00:26:49,063 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 605 transitions. [2021-11-23 00:26:49,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:26:49,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:49,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:49,290 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:51,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:51,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 263 states and 610 transitions. [2021-11-23 00:26:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 610 transitions. [2021-11-23 00:26:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:26:51,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:51,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:56,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 269 states and 620 transitions. [2021-11-23 00:26:56,375 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 620 transitions. [2021-11-23 00:26:56,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:26:56,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:59,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 275 states and 627 transitions. [2021-11-23 00:26:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 627 transitions. [2021-11-23 00:26:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:26:59,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,509 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:02,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:02,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 278 states and 634 transitions. [2021-11-23 00:27:02,480 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 634 transitions. [2021-11-23 00:27:02,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:02,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:02,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:03,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:03,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 279 states and 637 transitions. [2021-11-23 00:27:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 637 transitions. [2021-11-23 00:27:03,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:03,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:03,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:27:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 281 states and 639 transitions. [2021-11-23 00:27:05,371 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 639 transitions. [2021-11-23 00:27:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:05,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:27:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 282 states and 641 transitions. [2021-11-23 00:27:06,601 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 641 transitions. [2021-11-23 00:27:06,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:06,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,646 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 283 states and 643 transitions. [2021-11-23 00:27:07,426 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 643 transitions. [2021-11-23 00:27:07,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:07,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 284 states and 646 transitions. [2021-11-23 00:27:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 646 transitions. [2021-11-23 00:27:08,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:08,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:08,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,580 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 286 states and 650 transitions. [2021-11-23 00:27:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 650 transitions. [2021-11-23 00:27:10,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:10,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:10,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:11,376 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:13,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 287 states and 654 transitions. [2021-11-23 00:27:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 654 transitions. [2021-11-23 00:27:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:13,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:13,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:14,147 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:17,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:17,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 289 states and 659 transitions. [2021-11-23 00:27:17,100 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 659 transitions. [2021-11-23 00:27:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:17,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:17,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 290 states and 662 transitions. [2021-11-23 00:27:18,919 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 662 transitions. [2021-11-23 00:27:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:18,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 292 states and 665 transitions. [2021-11-23 00:27:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 665 transitions. [2021-11-23 00:27:21,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:21,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:21,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:27:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:22,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 293 states and 665 transitions. [2021-11-23 00:27:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 665 transitions. [2021-11-23 00:27:22,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:22,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:22,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:27:23,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 294 states and 665 transitions. [2021-11-23 00:27:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 665 transitions. [2021-11-23 00:27:23,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:23,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:25,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:25,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 296 states and 671 transitions. [2021-11-23 00:27:25,511 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 671 transitions. [2021-11-23 00:27:25,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:25,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:25,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:25,567 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:27:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:28,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 301 states and 676 transitions. [2021-11-23 00:27:28,729 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 676 transitions. [2021-11-23 00:27:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:28,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:28,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:28,788 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:27:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 302 states and 676 transitions. [2021-11-23 00:27:29,399 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 676 transitions. [2021-11-23 00:27:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:29,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:29,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:29,489 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:31,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 304 states and 680 transitions. [2021-11-23 00:27:31,535 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 680 transitions. [2021-11-23 00:27:31,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:31,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:27:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 305 states and 681 transitions. [2021-11-23 00:27:32,363 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 681 transitions. [2021-11-23 00:27:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:32,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,812 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:27:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 311 states and 707 transitions. [2021-11-23 00:27:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 707 transitions. [2021-11-23 00:27:38,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:38,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:38,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:38,801 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:27:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 316 states and 723 transitions. [2021-11-23 00:27:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 723 transitions. [2021-11-23 00:27:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:43,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:43,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:27:45,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:45,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 318 states and 724 transitions. [2021-11-23 00:27:45,939 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 724 transitions. [2021-11-23 00:27:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:45,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:45,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:45,980 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:27:48,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 321 states and 725 transitions. [2021-11-23 00:27:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 725 transitions. [2021-11-23 00:27:48,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:48,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:48,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:48,761 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:27:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:50,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 322 states and 726 transitions. [2021-11-23 00:27:50,399 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 726 transitions. [2021-11-23 00:27:50,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:50,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:50,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:50,463 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:52,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:52,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 324 states and 730 transitions. [2021-11-23 00:27:52,880 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 730 transitions. [2021-11-23 00:27:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:52,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:52,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:52,934 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 325 states and 734 transitions. [2021-11-23 00:27:54,303 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 734 transitions. [2021-11-23 00:27:54,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:54,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:54,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:55,238 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 326 states and 738 transitions. [2021-11-23 00:27:57,797 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 738 transitions. [2021-11-23 00:27:57,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:57,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:57,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:58,309 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 328 states and 743 transitions. [2021-11-23 00:28:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 743 transitions. [2021-11-23 00:28:01,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:01,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:01,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:05,808 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 334 states and 758 transitions. [2021-11-23 00:28:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 758 transitions. [2021-11-23 00:28:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:15,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:15,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:15,909 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:17,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:17,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 335 states and 758 transitions. [2021-11-23 00:28:17,323 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 758 transitions. [2021-11-23 00:28:17,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:17,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:17,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:33,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 342 states and 768 transitions. [2021-11-23 00:28:33,527 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 768 transitions. [2021-11-23 00:28:33,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:33,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:36,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 344 states and 770 transitions. [2021-11-23 00:28:36,269 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 770 transitions. [2021-11-23 00:28:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:36,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,345 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:38,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:38,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 346 states and 772 transitions. [2021-11-23 00:28:38,833 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 772 transitions. [2021-11-23 00:28:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:38,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:38,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 349 states and 775 transitions. [2021-11-23 00:28:42,603 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 775 transitions. [2021-11-23 00:28:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:42,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:28:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 350 states and 777 transitions. [2021-11-23 00:28:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 777 transitions. [2021-11-23 00:28:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:44,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:44,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 351 states and 781 transitions. [2021-11-23 00:28:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 781 transitions. [2021-11-23 00:28:48,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:48,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,301 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:49,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 352 states and 785 transitions. [2021-11-23 00:28:49,678 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 785 transitions. [2021-11-23 00:28:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:49,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,246 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 354 states and 790 transitions. [2021-11-23 00:28:54,271 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 790 transitions. [2021-11-23 00:28:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:54,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:54,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:54,319 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:55,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:55,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 355 states and 790 transitions. [2021-11-23 00:28:55,871 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 790 transitions. [2021-11-23 00:28:55,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:28:55,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:55,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:59,883 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:29:12,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 364 states and 811 transitions. [2021-11-23 00:29:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 811 transitions. [2021-11-23 00:29:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:12,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:12,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:29:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 366 states and 811 transitions. [2021-11-23 00:29:15,103 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 811 transitions. [2021-11-23 00:29:15,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:15,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,700 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:29:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 367 states and 813 transitions. [2021-11-23 00:29:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 813 transitions. [2021-11-23 00:29:16,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:16,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:16,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:16,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:17,399 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:29:18,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 368 states and 813 transitions. [2021-11-23 00:29:18,488 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 813 transitions. [2021-11-23 00:29:18,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:18,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:20,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:20,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 369 states and 816 transitions. [2021-11-23 00:29:20,162 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 816 transitions. [2021-11-23 00:29:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:20,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:20,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:20,197 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 370 states and 817 transitions. [2021-11-23 00:29:21,295 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 817 transitions. [2021-11-23 00:29:21,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:21,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:26,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:26,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 377 states and 826 transitions. [2021-11-23 00:29:26,971 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 826 transitions. [2021-11-23 00:29:26,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:26,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:26,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,055 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 383 states and 836 transitions. [2021-11-23 00:29:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 836 transitions. [2021-11-23 00:29:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:34,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:34,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:34,573 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:38,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 386 states and 843 transitions. [2021-11-23 00:29:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 843 transitions. [2021-11-23 00:29:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:38,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 387 states and 843 transitions. [2021-11-23 00:29:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 843 transitions. [2021-11-23 00:29:39,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:39,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 14 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 388 states and 844 transitions. [2021-11-23 00:29:41,132 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 844 transitions. [2021-11-23 00:29:41,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:41,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:41,745 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:29:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 397 states and 872 transitions. [2021-11-23 00:29:54,012 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 872 transitions. [2021-11-23 00:29:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:29:54,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:54,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:30:01,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 403 states and 892 transitions. [2021-11-23 00:30:01,743 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 892 transitions. [2021-11-23 00:30:01,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:01,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:01,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:30:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 405 states and 892 transitions. [2021-11-23 00:30:04,400 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 892 transitions. [2021-11-23 00:30:04,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:04,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:04,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:30:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:07,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 407 states and 894 transitions. [2021-11-23 00:30:07,371 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 894 transitions. [2021-11-23 00:30:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:07,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:07,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:07,410 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:30:08,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:08,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 408 states and 894 transitions. [2021-11-23 00:30:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 894 transitions. [2021-11-23 00:30:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:08,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:08,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:30:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:10,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 409 states and 900 transitions. [2021-11-23 00:30:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 900 transitions. [2021-11-23 00:30:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:10,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:10,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:11,293 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 410 states and 904 transitions. [2021-11-23 00:30:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 904 transitions. [2021-11-23 00:30:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:14,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:14,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:14,718 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:30:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 412 states and 908 transitions. [2021-11-23 00:30:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 908 transitions. [2021-11-23 00:30:18,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:18,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:18,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:23,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:23,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 414 states and 913 transitions. [2021-11-23 00:30:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 913 transitions. [2021-11-23 00:30:23,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:23,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:23,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:23,983 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:30:28,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:28,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 419 states and 919 transitions. [2021-11-23 00:30:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 919 transitions. [2021-11-23 00:30:28,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:28,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:28,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:29,557 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:30:32,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:32,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 421 states and 925 transitions. [2021-11-23 00:30:32,054 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 925 transitions. [2021-11-23 00:30:32,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:32,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:32,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:30:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 423 states and 931 transitions. [2021-11-23 00:30:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 931 transitions. [2021-11-23 00:30:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:35,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:35,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:35,140 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:30:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:40,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 429 states and 937 transitions. [2021-11-23 00:30:40,429 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 937 transitions. [2021-11-23 00:30:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:40,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:40,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:43,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:43,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 431 states and 941 transitions. [2021-11-23 00:30:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 941 transitions. [2021-11-23 00:30:43,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:43,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:43,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:43,470 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:30:44,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 433 states and 942 transitions. [2021-11-23 00:30:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 942 transitions. [2021-11-23 00:30:44,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:44,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:44,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:44,815 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:30:47,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 435 states and 943 transitions. [2021-11-23 00:30:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 943 transitions. [2021-11-23 00:30:47,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:47,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:47,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:47,391 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:30:49,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:49,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 436 states and 945 transitions. [2021-11-23 00:30:49,273 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 945 transitions. [2021-11-23 00:30:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:49,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:49,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 437 states and 949 transitions. [2021-11-23 00:30:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 949 transitions. [2021-11-23 00:30:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:54,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:54,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:30:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 438 states and 953 transitions. [2021-11-23 00:30:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 953 transitions. [2021-11-23 00:30:55,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:55,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,592 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:30:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 439 states and 959 transitions. [2021-11-23 00:30:57,207 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 959 transitions. [2021-11-23 00:30:57,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:30:57,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:00,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 441 states and 963 transitions. [2021-11-23 00:31:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 963 transitions. [2021-11-23 00:31:00,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:31:00,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:00,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:01,553 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 443 states and 968 transitions. [2021-11-23 00:31:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 968 transitions. [2021-11-23 00:31:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:06,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:07,460 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:31:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 444 states and 972 transitions. [2021-11-23 00:31:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 972 transitions. [2021-11-23 00:31:09,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:09,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:09,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:31:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:12,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 446 states and 975 transitions. [2021-11-23 00:31:12,634 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 975 transitions. [2021-11-23 00:31:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:12,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:12,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:12,713 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:31:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:16,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 448 states and 977 transitions. [2021-11-23 00:31:16,136 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 977 transitions. [2021-11-23 00:31:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:16,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:16,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:19,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 450 states and 979 transitions. [2021-11-23 00:31:19,283 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 979 transitions. [2021-11-23 00:31:19,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:19,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 451 states and 982 transitions. [2021-11-23 00:31:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 982 transitions. [2021-11-23 00:31:21,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:21,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:31:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 452 states and 982 transitions. [2021-11-23 00:31:22,646 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 982 transitions. [2021-11-23 00:31:22,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:22,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,684 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:31:24,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 453 states and 983 transitions. [2021-11-23 00:31:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 983 transitions. [2021-11-23 00:31:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:24,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:31:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 454 states and 984 transitions. [2021-11-23 00:31:25,636 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 984 transitions. [2021-11-23 00:31:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:25,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:25,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,388 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:31:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:42,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 464 states and 1013 transitions. [2021-11-23 00:31:42,504 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1013 transitions. [2021-11-23 00:31:42,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:42,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:42,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:31:51,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 470 states and 1036 transitions. [2021-11-23 00:31:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1036 transitions. [2021-11-23 00:31:51,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:51,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:51,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:31:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 473 states and 1037 transitions. [2021-11-23 00:31:56,508 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1037 transitions. [2021-11-23 00:31:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:56,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,550 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:32:02,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:02,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 476 states and 1039 transitions. [2021-11-23 00:32:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1039 transitions. [2021-11-23 00:32:02,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:02,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:02,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:32:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 477 states and 1039 transitions. [2021-11-23 00:32:03,438 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1039 transitions. [2021-11-23 00:32:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:03,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:03,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,977 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:09,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 478 states and 1043 transitions. [2021-11-23 00:32:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1043 transitions. [2021-11-23 00:32:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:09,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:09,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:10,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 479 states and 1051 transitions. [2021-11-23 00:32:10,915 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1051 transitions. [2021-11-23 00:32:10,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:10,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:10,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 480 states and 1054 transitions. [2021-11-23 00:32:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1054 transitions. [2021-11-23 00:32:12,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:12,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:12,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 481 states and 1058 transitions. [2021-11-23 00:32:14,519 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1058 transitions. [2021-11-23 00:32:14,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:14,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:14,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:15,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 482 states and 1061 transitions. [2021-11-23 00:32:15,956 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1061 transitions. [2021-11-23 00:32:15,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:15,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:15,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:18,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 483 states and 1061 transitions. [2021-11-23 00:32:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1061 transitions. [2021-11-23 00:32:18,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:32:18,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:18,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:18,987 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 485 states and 1066 transitions. [2021-11-23 00:32:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1066 transitions. [2021-11-23 00:32:24,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:24,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:24,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:27,159 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:32:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 487 states and 1071 transitions. [2021-11-23 00:32:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1071 transitions. [2021-11-23 00:32:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:32,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:32,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:32,404 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 495 states and 1080 transitions. [2021-11-23 00:32:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1080 transitions. [2021-11-23 00:32:40,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:40,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:40,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:40,340 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 498 states and 1087 transitions. [2021-11-23 00:32:45,835 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1087 transitions. [2021-11-23 00:32:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:45,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:47,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 499 states and 1090 transitions. [2021-11-23 00:32:47,983 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1090 transitions. [2021-11-23 00:32:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:47,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,042 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:49,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 500 states and 1091 transitions. [2021-11-23 00:32:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1091 transitions. [2021-11-23 00:32:49,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:49,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:00,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 507 states and 1102 transitions. [2021-11-23 00:33:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1102 transitions. [2021-11-23 00:33:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:33:00,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:33:03,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 508 states and 1104 transitions. [2021-11-23 00:33:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1104 transitions. [2021-11-23 00:33:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:33:03,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:03,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,496 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:33:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 509 states and 1107 transitions. [2021-11-23 00:33:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1107 transitions. [2021-11-23 00:33:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:33:05,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:05,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,850 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 510 states and 1111 transitions. [2021-11-23 00:33:11,252 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1111 transitions. [2021-11-23 00:33:11,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:33:11,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:33:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 511 states and 1114 transitions. [2021-11-23 00:33:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1114 transitions. [2021-11-23 00:33:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:33:12,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:12,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:33:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:14,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 512 states and 1122 transitions. [2021-11-23 00:33:14,524 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1122 transitions. [2021-11-23 00:33:14,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:33:14,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:14,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:14,581 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:33:19,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:19,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 514 states and 1126 transitions. [2021-11-23 00:33:19,218 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1126 transitions. [2021-11-23 00:33:19,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:33:19,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:19,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:26,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:26,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 516 states and 1131 transitions. [2021-11-23 00:33:26,477 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1131 transitions. [2021-11-23 00:33:26,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:33:26,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:26,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:28,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:28,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 530 states and 1156 transitions. [2021-11-23 00:34:28,228 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1156 transitions. [2021-11-23 00:34:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:34:28,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:28,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:33,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 532 states and 1158 transitions. [2021-11-23 00:34:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1158 transitions. [2021-11-23 00:34:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:34:33,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:38,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:38,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 534 states and 1162 transitions. [2021-11-23 00:34:38,002 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1162 transitions. [2021-11-23 00:34:38,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:34:38,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:38,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:35:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 545 states and 1183 transitions. [2021-11-23 00:35:16,815 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1183 transitions. [2021-11-23 00:35:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:16,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:16,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:35:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 548 states and 1188 transitions. [2021-11-23 00:35:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1188 transitions. [2021-11-23 00:35:25,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:25,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,856 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:35:28,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 549 states and 1189 transitions. [2021-11-23 00:35:28,930 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1189 transitions. [2021-11-23 00:35:28,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:28,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:30,575 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:35:32,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 550 states and 1189 transitions. [2021-11-23 00:35:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1189 transitions. [2021-11-23 00:35:32,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:32,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,826 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:35:37,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:37,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 552 states and 1195 transitions. [2021-11-23 00:35:37,318 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1195 transitions. [2021-11-23 00:35:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:37,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:37,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:42,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 554 states and 1199 transitions. [2021-11-23 00:35:42,333 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1199 transitions. [2021-11-23 00:35:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:42,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,597 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:35:43,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:43,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 556 states and 1200 transitions. [2021-11-23 00:35:43,592 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1200 transitions. [2021-11-23 00:35:43,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:43,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:43,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:43,664 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:35:47,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:47,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 558 states and 1201 transitions. [2021-11-23 00:35:47,569 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1201 transitions. [2021-11-23 00:35:47,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:47,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:47,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:47,635 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:35:57,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 565 states and 1208 transitions. [2021-11-23 00:35:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1208 transitions. [2021-11-23 00:35:57,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:57,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:57,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:57,582 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:35:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:59,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 566 states and 1209 transitions. [2021-11-23 00:35:59,598 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1209 transitions. [2021-11-23 00:35:59,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:35:59,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:59,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 32 proven. 56 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:36:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 567 states and 1209 transitions. [2021-11-23 00:36:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1209 transitions. [2021-11-23 00:36:01,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:36:01,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:01,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 18 proven. 72 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:36:04,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:04,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 568 states and 1210 transitions. [2021-11-23 00:36:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1210 transitions. [2021-11-23 00:36:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:36:04,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:04,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked.