./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de32.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_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/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_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/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_17454c16-8cf0-4ace-b341-43cf0fbf2034/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 be02771c62bfe2ce14e3e1aa527948281d29318788bbe261fd0d537b1dc5e291 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:59,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:59,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:59,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:59,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:59,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:59,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:59,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:59,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:59,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:59,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:59,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:59,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:59,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:59,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:59,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:59,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:59,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:59,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:59,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:59,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:59,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:59,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:59,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:59,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:59,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:59,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:59,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:59,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:59,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:59,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:59,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:59,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:59,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:59,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:59,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:59,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:59,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:59,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:59,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:59,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:59,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:56:59,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:59,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:59,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:56:59,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:56:59,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:59,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:59,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:59,453 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:59,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:59,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:59,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:59,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:56:59,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:59,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:56:59,463 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:59,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:56:59,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:59,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:56:59,464 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:59,464 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:59,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:59,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:59,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:59,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:59,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:56:59,466 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:59,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:59,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:56:59,467 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_17454c16-8cf0-4ace-b341-43cf0fbf2034/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02771c62bfe2ce14e3e1aa527948281d29318788bbe261fd0d537b1dc5e291 [2021-11-23 00:56:59,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:59,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:59,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:59,809 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:59,811 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:59,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loops-crafted-1/in-de32.c [2021-11-23 00:56:59,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/data/275df6fcc/1d9743d75a684ef28dcaf0a1d219e8c2/FLAGe68d68042 [2021-11-23 00:57:00,394 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:57:00,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/sv-benchmarks/c/loops-crafted-1/in-de32.c [2021-11-23 00:57:00,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/data/275df6fcc/1d9743d75a684ef28dcaf0a1d219e8c2/FLAGe68d68042 [2021-11-23 00:57:00,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/data/275df6fcc/1d9743d75a684ef28dcaf0a1d219e8c2 [2021-11-23 00:57:00,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:57:00,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:57:00,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:57:00,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:57:00,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:57:00,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:57:00" (1/1) ... [2021-11-23 00:57:00,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589bfe3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:00, skipping insertion in model container [2021-11-23 00:57:00,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:57:00" (1/1) ... [2021-11-23 00:57:00,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:57:00,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:57:01,033 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_17454c16-8cf0-4ace-b341-43cf0fbf2034/sv-benchmarks/c/loops-crafted-1/in-de32.c[368,381] [2021-11-23 00:57:01,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:57:01,069 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:57:01,097 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_17454c16-8cf0-4ace-b341-43cf0fbf2034/sv-benchmarks/c/loops-crafted-1/in-de32.c[368,381] [2021-11-23 00:57:01,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:57:01,126 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:57:01,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01 WrapperNode [2021-11-23 00:57:01,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:57:01,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:57:01,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:57:01,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:57:01,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,187 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2021-11-23 00:57:01,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:57:01,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:57:01,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:57:01,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:57:01,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:57:01,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:57:01,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:57:01,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:57:01,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:57:01,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:57:01,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:57:01,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17454c16-8cf0-4ace-b341-43cf0fbf2034/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:57:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:57:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:57:01,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:57:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:57:01,462 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:57:01,464 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:57:01,596 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:57:01,620 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:57:01,620 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:57:01,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:57:01 BoogieIcfgContainer [2021-11-23 00:57:01,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:57:01,624 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:57:01,625 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:57:01,637 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:57:01,638 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:57:01" (1/1) ... [2021-11-23 00:57:01,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:57:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2021-11-23 00:57:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2021-11-23 00:57:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:57:01,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,945 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 00:57:02,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-23 00:57:02,053 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-23 00:57:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:57:02,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,142 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 00:57:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2021-11-23 00:57:02,417 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2021-11-23 00:57:02,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:57:02,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,498 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 00:57:02,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2021-11-23 00:57:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2021-11-23 00:57:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:57:02,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,964 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 00:57:03,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 20 states and 40 transitions. [2021-11-23 00:57:03,476 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 40 transitions. [2021-11-23 00:57:03,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:57:03,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,616 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 00:57:03,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 22 states and 44 transitions. [2021-11-23 00:57:03,998 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 44 transitions. [2021-11-23 00:57:03,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:57:03,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:04,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2021-11-23 00:57:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2021-11-23 00:57:04,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:57:04,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,868 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 00:57:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 27 states and 55 transitions. [2021-11-23 00:57:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 55 transitions. [2021-11-23 00:57:05,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:57:05,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,891 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 00:57:06,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2021-11-23 00:57:06,490 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2021-11-23 00:57:06,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:57:06,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,551 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 00:57:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2021-11-23 00:57:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2021-11-23 00:57:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:57:07,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,677 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 00:57:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2021-11-23 00:57:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2021-11-23 00:57:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:57:08,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,401 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:09,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 38 states and 80 transitions. [2021-11-23 00:57:09,177 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 80 transitions. [2021-11-23 00:57:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:57:09,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,282 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:09,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 40 states and 83 transitions. [2021-11-23 00:57:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 83 transitions. [2021-11-23 00:57:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:57:09,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,187 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 00:57:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 42 states and 87 transitions. [2021-11-23 00:57:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 87 transitions. [2021-11-23 00:57:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:57:10,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,953 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 00:57:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 45 states and 93 transitions. [2021-11-23 00:57:11,928 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 93 transitions. [2021-11-23 00:57:11,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:57:11,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:11,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:12,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 47 states and 96 transitions. [2021-11-23 00:57:12,499 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 96 transitions. [2021-11-23 00:57:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:57:12,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,762 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:13,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 49 states and 99 transitions. [2021-11-23 00:57:13,674 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 99 transitions. [2021-11-23 00:57:13,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:57:13,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,061 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 00:57:14,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 51 states and 103 transitions. [2021-11-23 00:57:14,909 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2021-11-23 00:57:14,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:57:14,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,958 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 53 states and 106 transitions. [2021-11-23 00:57:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 106 transitions. [2021-11-23 00:57:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:57:15,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,633 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 00:57:17,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 58 states and 120 transitions. [2021-11-23 00:57:17,135 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 120 transitions. [2021-11-23 00:57:17,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:57:17,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,195 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 00:57:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 60 states and 127 transitions. [2021-11-23 00:57:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 127 transitions. [2021-11-23 00:57:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:57:18,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,550 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 00:57:19,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2021-11-23 00:57:19,491 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2021-11-23 00:57:19,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:57:19,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,541 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 00:57:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 64 states and 136 transitions. [2021-11-23 00:57:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 136 transitions. [2021-11-23 00:57:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:57:20,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:20,394 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 65 states and 138 transitions. [2021-11-23 00:57:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 138 transitions. [2021-11-23 00:57:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:57:20,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:21,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 67 states and 141 transitions. [2021-11-23 00:57:21,909 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 141 transitions. [2021-11-23 00:57:21,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:57:21,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:21,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,348 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 00:57:23,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 69 states and 145 transitions. [2021-11-23 00:57:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 145 transitions. [2021-11-23 00:57:23,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:57:23,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 71 states and 150 transitions. [2021-11-23 00:57:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 150 transitions. [2021-11-23 00:57:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:57:24,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,434 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 00:57:25,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 72 states and 152 transitions. [2021-11-23 00:57:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 152 transitions. [2021-11-23 00:57:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:57:25,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:57:28,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 78 states and 176 transitions. [2021-11-23 00:57:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 176 transitions. [2021-11-23 00:57:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:57:28,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,556 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:57:29,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 80 states and 179 transitions. [2021-11-23 00:57:29,357 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 179 transitions. [2021-11-23 00:57:29,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:57:29,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:57:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 81 states and 180 transitions. [2021-11-23 00:57:30,552 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 180 transitions. [2021-11-23 00:57:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:57:30,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:57:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:31,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 83 states and 183 transitions. [2021-11-23 00:57:31,813 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 183 transitions. [2021-11-23 00:57:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:57:31,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:31,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,488 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 00:57:33,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 85 states and 187 transitions. [2021-11-23 00:57:33,816 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 187 transitions. [2021-11-23 00:57:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:57:33,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:33,881 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 00:57:35,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:35,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 87 states and 194 transitions. [2021-11-23 00:57:35,384 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 194 transitions. [2021-11-23 00:57:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:57:35,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:35,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:36,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:36,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 88 states and 195 transitions. [2021-11-23 00:57:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 195 transitions. [2021-11-23 00:57:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:57:36,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:36,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,342 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 00:57:37,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 91 states and 199 transitions. [2021-11-23 00:57:37,509 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 199 transitions. [2021-11-23 00:57:37,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:57:37,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:37,573 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 93 states and 201 transitions. [2021-11-23 00:57:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 201 transitions. [2021-11-23 00:57:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:38,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:38,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,441 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 00:57:40,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 95 states and 205 transitions. [2021-11-23 00:57:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 205 transitions. [2021-11-23 00:57:40,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:40,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:42,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 97 states and 212 transitions. [2021-11-23 00:57:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 212 transitions. [2021-11-23 00:57:42,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:42,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:43,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 98 states and 213 transitions. [2021-11-23 00:57:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 213 transitions. [2021-11-23 00:57:43,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:43,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,885 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:44,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 99 states and 216 transitions. [2021-11-23 00:57:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 216 transitions. [2021-11-23 00:57:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:44,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,620 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:57:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 106 states and 242 transitions. [2021-11-23 00:57:49,621 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 242 transitions. [2021-11-23 00:57:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:49,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,735 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:57:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 108 states and 245 transitions. [2021-11-23 00:57:51,610 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 245 transitions. [2021-11-23 00:57:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:51,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,735 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:57:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 110 states and 248 transitions. [2021-11-23 00:57:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 248 transitions. [2021-11-23 00:57:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:53,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,335 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 112 states and 250 transitions. [2021-11-23 00:57:54,822 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 250 transitions. [2021-11-23 00:57:54,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:57:54,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,866 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 00:57:56,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 114 states and 256 transitions. [2021-11-23 00:57:56,287 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 256 transitions. [2021-11-23 00:57:56,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:57:56,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,192 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 00:57:59,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 116 states and 260 transitions. [2021-11-23 00:57:59,199 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 260 transitions. [2021-11-23 00:57:59,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:57:59,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,268 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 00:58:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 118 states and 267 transitions. [2021-11-23 00:58:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 267 transitions. [2021-11-23 00:58:01,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:01,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:02,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 119 states and 268 transitions. [2021-11-23 00:58:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 268 transitions. [2021-11-23 00:58:02,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:02,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,914 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:03,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 120 states and 269 transitions. [2021-11-23 00:58:03,990 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 269 transitions. [2021-11-23 00:58:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:03,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:04,060 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 00:58:04,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 121 states and 270 transitions. [2021-11-23 00:58:04,991 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 270 transitions. [2021-11-23 00:58:04,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:04,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 123 states and 271 transitions. [2021-11-23 00:58:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 271 transitions. [2021-11-23 00:58:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:06,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:58:08,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 126 states and 274 transitions. [2021-11-23 00:58:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 274 transitions. [2021-11-23 00:58:08,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:08,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,421 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:58:10,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 127 states and 275 transitions. [2021-11-23 00:58:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 275 transitions. [2021-11-23 00:58:10,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:10,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,746 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:58:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 128 states and 276 transitions. [2021-11-23 00:58:11,406 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 276 transitions. [2021-11-23 00:58:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:58:11,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:58:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 130 states and 279 transitions. [2021-11-23 00:58:13,008 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 279 transitions. [2021-11-23 00:58:13,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:13,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,010 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 00:58:16,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 132 states and 283 transitions. [2021-11-23 00:58:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 283 transitions. [2021-11-23 00:58:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:16,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,511 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 134 states and 290 transitions. [2021-11-23 00:58:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 290 transitions. [2021-11-23 00:58:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:18,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,883 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:20,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 135 states and 291 transitions. [2021-11-23 00:58:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 291 transitions. [2021-11-23 00:58:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:20,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,121 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:20,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 136 states and 292 transitions. [2021-11-23 00:58:20,827 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 292 transitions. [2021-11-23 00:58:20,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:20,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:21,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:21,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 137 states and 293 transitions. [2021-11-23 00:58:21,800 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 293 transitions. [2021-11-23 00:58:21,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:21,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:21,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:58:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 145 states and 316 transitions. [2021-11-23 00:58:28,961 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 316 transitions. [2021-11-23 00:58:28,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:28,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,110 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:58:33,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 149 states and 327 transitions. [2021-11-23 00:58:33,296 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 327 transitions. [2021-11-23 00:58:33,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:33,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,456 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:58:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 151 states and 330 transitions. [2021-11-23 00:58:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 330 transitions. [2021-11-23 00:58:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:58:36,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:58:38,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 153 states and 332 transitions. [2021-11-23 00:58:38,210 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 332 transitions. [2021-11-23 00:58:38,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:58:38,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:38,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:39,440 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 00:58:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 155 states and 336 transitions. [2021-11-23 00:58:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 336 transitions. [2021-11-23 00:58:42,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:58:42,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:42,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:45,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 157 states and 343 transitions. [2021-11-23 00:58:45,230 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 343 transitions. [2021-11-23 00:58:45,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:58:45,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:47,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 158 states and 344 transitions. [2021-11-23 00:58:47,022 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 344 transitions. [2021-11-23 00:58:47,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:58:47,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:47,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,092 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 159 states and 345 transitions. [2021-11-23 00:58:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 345 transitions. [2021-11-23 00:58:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:58:48,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:48,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:48,261 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 160 states and 346 transitions. [2021-11-23 00:58:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 346 transitions. [2021-11-23 00:58:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:58:49,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,451 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:51,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 162 states and 347 transitions. [2021-11-23 00:58:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 347 transitions. [2021-11-23 00:58:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:58:51,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:51,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:58:54,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 165 states and 350 transitions. [2021-11-23 00:58:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 350 transitions. [2021-11-23 00:58:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:58:54,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,273 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 00:58:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 167 states and 354 transitions. [2021-11-23 00:58:58,891 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 354 transitions. [2021-11-23 00:58:58,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:58:58,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,965 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:01,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 169 states and 361 transitions. [2021-11-23 00:59:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 361 transitions. [2021-11-23 00:59:01,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:01,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,008 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:03,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 170 states and 362 transitions. [2021-11-23 00:59:03,903 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 362 transitions. [2021-11-23 00:59:03,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:03,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:05,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 171 states and 363 transitions. [2021-11-23 00:59:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 363 transitions. [2021-11-23 00:59:05,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:05,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 172 states and 364 transitions. [2021-11-23 00:59:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 364 transitions. [2021-11-23 00:59:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:06,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,773 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:59:17,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 181 states and 393 transitions. [2021-11-23 00:59:17,949 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 393 transitions. [2021-11-23 00:59:17,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:17,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,140 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:59:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 186 states and 400 transitions. [2021-11-23 00:59:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 400 transitions. [2021-11-23 00:59:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:23,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,147 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:59:29,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 189 states and 405 transitions. [2021-11-23 00:59:29,102 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 405 transitions. [2021-11-23 00:59:29,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:29,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,183 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:59:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 191 states and 407 transitions. [2021-11-23 00:59:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 407 transitions. [2021-11-23 00:59:31,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:31,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:59:37,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 194 states and 412 transitions. [2021-11-23 00:59:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 412 transitions. [2021-11-23 00:59:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:59:37,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,435 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:59:40,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 196 states and 413 transitions. [2021-11-23 00:59:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 413 transitions. [2021-11-23 00:59:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:59:40,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,627 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 00:59:45,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 198 states and 417 transitions. [2021-11-23 00:59:45,623 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 417 transitions. [2021-11-23 00:59:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:59:45,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,710 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 200 states and 424 transitions. [2021-11-23 00:59:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 424 transitions. [2021-11-23 00:59:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:59:49,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,569 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:51,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 201 states and 425 transitions. [2021-11-23 00:59:51,979 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 425 transitions. [2021-11-23 00:59:51,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:59:51,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:51,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:53,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 202 states and 426 transitions. [2021-11-23 00:59:53,570 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 426 transitions. [2021-11-23 00:59:53,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:59:53,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 203 states and 427 transitions. [2021-11-23 00:59:55,202 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 427 transitions. [2021-11-23 00:59:55,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:59:55,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:59:59,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 206 states and 430 transitions. [2021-11-23 00:59:59,349 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 430 transitions. [2021-11-23 00:59:59,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:59:59,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:02,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:02,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 208 states and 431 transitions. [2021-11-23 01:00:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 431 transitions. [2021-11-23 01:00:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:02,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:02,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,282 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 01:00:08,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 210 states and 435 transitions. [2021-11-23 01:00:08,588 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 435 transitions. [2021-11-23 01:00:08,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:08,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:08,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:12,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 212 states and 442 transitions. [2021-11-23 01:00:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 442 transitions. [2021-11-23 01:00:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:12,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 213 states and 443 transitions. [2021-11-23 01:00:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 443 transitions. [2021-11-23 01:00:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:14,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:14,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,126 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:16,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:16,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 214 states and 444 transitions. [2021-11-23 01:00:16,560 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 444 transitions. [2021-11-23 01:00:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:16,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:16,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,637 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 215 states and 445 transitions. [2021-11-23 01:00:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 445 transitions. [2021-11-23 01:00:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:17,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,069 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:00:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 224 states and 475 transitions. [2021-11-23 01:00:29,849 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 475 transitions. [2021-11-23 01:00:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:29,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:00:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 228 states and 481 transitions. [2021-11-23 01:00:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 481 transitions. [2021-11-23 01:00:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:34,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:34,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:00:39,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:39,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 230 states and 484 transitions. [2021-11-23 01:00:39,466 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 484 transitions. [2021-11-23 01:00:39,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:39,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:39,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:00:43,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:43,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 233 states and 489 transitions. [2021-11-23 01:00:43,428 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 489 transitions. [2021-11-23 01:00:43,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:43,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:43,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:00:46,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:46,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 235 states and 491 transitions. [2021-11-23 01:00:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 491 transitions. [2021-11-23 01:00:46,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:00:46,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:46,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:00:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 237 states and 492 transitions. [2021-11-23 01:00:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 492 transitions. [2021-11-23 01:00:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:00:49,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:49,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,945 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 01:00:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 239 states and 496 transitions. [2021-11-23 01:00:54,959 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 496 transitions. [2021-11-23 01:00:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:00:54,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:59,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:59,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 241 states and 503 transitions. [2021-11-23 01:00:59,107 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 503 transitions. [2021-11-23 01:00:59,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:00:59,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:59,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:01,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 242 states and 504 transitions. [2021-11-23 01:01:01,301 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 504 transitions. [2021-11-23 01:01:01,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:01:01,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:01,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,380 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:01:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 243 states and 505 transitions. [2021-11-23 01:01:03,402 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 505 transitions. [2021-11-23 01:01:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:01:03,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,494 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:04,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 244 states and 506 transitions. [2021-11-23 01:01:04,862 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 506 transitions. [2021-11-23 01:01:04,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:01:04,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:04,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:07,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 246 states and 507 transitions. [2021-11-23 01:01:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 507 transitions. [2021-11-23 01:01:07,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:01:07,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:07,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:07,799 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:01:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 249 states and 510 transitions. [2021-11-23 01:01:11,556 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 510 transitions. [2021-11-23 01:01:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:01:11,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:01:16,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 251 states and 513 transitions. [2021-11-23 01:01:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 513 transitions. [2021-11-23 01:01:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:01:16,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:16,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:16,150 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:01:20,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:20,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 254 states and 517 transitions. [2021-11-23 01:01:20,022 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 517 transitions. [2021-11-23 01:01:20,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:01:20,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:20,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,154 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:01:21,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:21,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 255 states and 517 transitions. [2021-11-23 01:01:21,523 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 517 transitions. [2021-11-23 01:01:21,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:01:21,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:21,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:21,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,411 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 01:01:27,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 257 states and 521 transitions. [2021-11-23 01:01:27,825 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 521 transitions. [2021-11-23 01:01:27,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:01:27,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,898 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:32,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:32,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 259 states and 528 transitions. [2021-11-23 01:01:32,189 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 528 transitions. [2021-11-23 01:01:32,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:01:32,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:32,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:32,278 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:34,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 260 states and 529 transitions. [2021-11-23 01:01:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 529 transitions. [2021-11-23 01:01:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:01:34,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:34,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:36,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 261 states and 530 transitions. [2021-11-23 01:01:36,459 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 530 transitions. [2021-11-23 01:01:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:01:36,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:36,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:36,539 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 262 states and 531 transitions. [2021-11-23 01:01:38,051 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 531 transitions. [2021-11-23 01:01:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:01:38,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:38,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:38,255 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:01:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 273 states and 566 transitions. [2021-11-23 01:01:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 566 transitions. [2021-11-23 01:01:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:01:55,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:55,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:02:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 278 states and 573 transitions. [2021-11-23 01:02:05,405 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 573 transitions. [2021-11-23 01:02:05,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:02:05,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:05,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:05,578 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:02:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 280 states and 574 transitions. [2021-11-23 01:02:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 574 transitions. [2021-11-23 01:02:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:02:08,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:08,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:02:13,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:13,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 283 states and 579 transitions. [2021-11-23 01:02:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 579 transitions. [2021-11-23 01:02:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:02:13,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:13,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:13,386 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:02:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 285 states and 581 transitions. [2021-11-23 01:02:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 581 transitions. [2021-11-23 01:02:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:02:16,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:16,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:17,044 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:02:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:19,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 287 states and 582 transitions. [2021-11-23 01:02:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 582 transitions. [2021-11-23 01:02:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:19,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:19,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 289 states and 586 transitions. [2021-11-23 01:02:27,004 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 586 transitions. [2021-11-23 01:02:27,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:27,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,072 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:31,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 291 states and 593 transitions. [2021-11-23 01:02:31,917 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 593 transitions. [2021-11-23 01:02:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:31,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,985 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 292 states and 594 transitions. [2021-11-23 01:02:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 594 transitions. [2021-11-23 01:02:34,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:34,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:36,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:36,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 293 states and 595 transitions. [2021-11-23 01:02:36,368 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 595 transitions. [2021-11-23 01:02:36,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:36,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:36,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:36,440 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:38,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 294 states and 596 transitions. [2021-11-23 01:02:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 596 transitions. [2021-11-23 01:02:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:38,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,494 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:41,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 296 states and 597 transitions. [2021-11-23 01:02:41,686 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 597 transitions. [2021-11-23 01:02:41,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:02:41,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,879 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:02:46,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 299 states and 600 transitions. [2021-11-23 01:02:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 600 transitions. [2021-11-23 01:02:46,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:02:46,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:48,960 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 301 states and 604 transitions. [2021-11-23 01:02:54,199 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 604 transitions. [2021-11-23 01:02:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:02:54,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 303 states and 611 transitions. [2021-11-23 01:02:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 611 transitions. [2021-11-23 01:02:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:02:59,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:59,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:59,659 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:02,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 304 states and 612 transitions. [2021-11-23 01:03:02,599 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 612 transitions. [2021-11-23 01:03:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:02,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:02,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:04,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 305 states and 613 transitions. [2021-11-23 01:03:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 613 transitions. [2021-11-23 01:03:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:04,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:04,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,349 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 306 states and 614 transitions. [2021-11-23 01:03:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 614 transitions. [2021-11-23 01:03:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:06,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:06,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:06,714 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:03:24,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 315 states and 636 transitions. [2021-11-23 01:03:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 636 transitions. [2021-11-23 01:03:24,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:24,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:24,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:03:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 319 states and 643 transitions. [2021-11-23 01:03:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 643 transitions. [2021-11-23 01:03:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:32,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:32,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:32,409 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:03:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 326 states and 662 transitions. [2021-11-23 01:03:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 662 transitions. [2021-11-23 01:03:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:46,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:46,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:03:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 330 states and 666 transitions. [2021-11-23 01:03:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 666 transitions. [2021-11-23 01:03:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:53,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:53,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:03:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 332 states and 668 transitions. [2021-11-23 01:03:58,244 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 668 transitions. [2021-11-23 01:03:58,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:03:58,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:58,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:04:01,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 334 states and 669 transitions. [2021-11-23 01:04:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 669 transitions. [2021-11-23 01:04:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:04:01,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:01,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:03,251 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:07,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:07,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 336 states and 672 transitions. [2021-11-23 01:04:07,854 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 672 transitions. [2021-11-23 01:04:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:04:07,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:07,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:08,011 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:14,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 340 states and 677 transitions. [2021-11-23 01:04:14,982 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 677 transitions. [2021-11-23 01:04:14,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:04:14,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:15,127 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:16,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 341 states and 677 transitions. [2021-11-23 01:04:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 677 transitions. [2021-11-23 01:04:16,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:16,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:19,138 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 343 states and 681 transitions. [2021-11-23 01:04:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 681 transitions. [2021-11-23 01:04:24,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:24,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:24,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:25,034 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 193 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 345 states and 688 transitions. [2021-11-23 01:04:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 688 transitions. [2021-11-23 01:04:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:30,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:30,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 346 states and 689 transitions. [2021-11-23 01:04:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 689 transitions. [2021-11-23 01:04:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:33,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:33,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,003 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 347 states and 690 transitions. [2021-11-23 01:04:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 690 transitions. [2021-11-23 01:04:36,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:36,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:36,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:36,116 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:38,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 348 states and 691 transitions. [2021-11-23 01:04:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 691 transitions. [2021-11-23 01:04:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:38,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:38,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:38,180 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:04:43,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:43,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 351 states and 694 transitions. [2021-11-23 01:04:43,496 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 694 transitions. [2021-11-23 01:04:43,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:43,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:43,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 110 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:47,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:47,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 353 states and 695 transitions. [2021-11-23 01:04:47,154 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 695 transitions. [2021-11-23 01:04:47,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:04:47,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:47,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 254 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:55,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 355 states and 699 transitions. [2021-11-23 01:04:55,692 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 699 transitions. [2021-11-23 01:04:55,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:04:55,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:55,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,771 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:05:01,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 357 states and 706 transitions. [2021-11-23 01:05:01,559 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 706 transitions. [2021-11-23 01:05:01,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:05:01,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:01,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:01,639 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:05:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 358 states and 707 transitions. [2021-11-23 01:05:04,875 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 707 transitions. [2021-11-23 01:05:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:05:04,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:04,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:05:07,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 359 states and 708 transitions. [2021-11-23 01:05:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 708 transitions. [2021-11-23 01:05:07,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:05:07,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:05:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 360 states and 709 transitions. [2021-11-23 01:05:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 709 transitions. [2021-11-23 01:05:09,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:05:09,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:09,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:05:38,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:38,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 373 states and 750 transitions. [2021-11-23 01:05:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 750 transitions. [2021-11-23 01:05:38,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:05:38,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:38,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:38,469 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:05:46,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:46,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 377 states and 753 transitions. [2021-11-23 01:05:46,076 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 753 transitions. [2021-11-23 01:05:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:05:46,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:46,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:05:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:59,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 382 states and 760 transitions. [2021-11-23 01:05:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 760 transitions. [2021-11-23 01:05:59,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:05:59,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:59,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,221 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:06:11,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 387 states and 765 transitions. [2021-11-23 01:06:11,147 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 765 transitions. [2021-11-23 01:06:11,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:06:11,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,227 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:06:16,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 389 states and 767 transitions. [2021-11-23 01:06:16,175 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 767 transitions. [2021-11-23 01:06:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:06:16,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:06:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 391 states and 768 transitions. [2021-11-23 01:06:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 768 transitions. [2021-11-23 01:06:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:20,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,683 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 393 states and 772 transitions. [2021-11-23 01:06:30,911 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 772 transitions. [2021-11-23 01:06:30,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:30,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 395 states and 779 transitions. [2021-11-23 01:06:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 779 transitions. [2021-11-23 01:06:38,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:38,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:42,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:42,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 396 states and 780 transitions. [2021-11-23 01:06:42,167 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 780 transitions. [2021-11-23 01:06:42,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:42,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:42,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:44,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 397 states and 781 transitions. [2021-11-23 01:06:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 781 transitions. [2021-11-23 01:06:44,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:44,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,936 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 398 states and 782 transitions. [2021-11-23 01:06:47,234 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 782 transitions. [2021-11-23 01:06:47,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:47,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:06:49,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 399 states and 783 transitions. [2021-11-23 01:06:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 783 transitions. [2021-11-23 01:06:49,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:49,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,494 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 12 proven. 132 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 401 states and 784 transitions. [2021-11-23 01:06:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 784 transitions. [2021-11-23 01:06:54,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:06:54,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 01:07:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 404 states and 787 transitions. [2021-11-23 01:07:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 787 transitions. [2021-11-23 01:07:01,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:07:01,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:07:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:12,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 408 states and 794 transitions. [2021-11-23 01:07:12,889 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 794 transitions. [2021-11-23 01:07:12,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:07:12,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:12,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:13,020 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:07:19,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:19,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 411 states and 796 transitions. [2021-11-23 01:07:19,284 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 796 transitions. [2021-11-23 01:07:19,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:07:19,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:19,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:19,430 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:07:21,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:21,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 412 states and 796 transitions. [2021-11-23 01:07:21,517 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 796 transitions. [2021-11-23 01:07:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:07:21,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:21,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:32,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 414 states and 800 transitions. [2021-11-23 01:07:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 800 transitions. [2021-11-23 01:07:32,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:07:32,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:32,833 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:07:40,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:40,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 416 states and 807 transitions. [2021-11-23 01:07:40,173 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 807 transitions. [2021-11-23 01:07:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:07:40,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:40,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:40,253 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:07:44,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:44,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 417 states and 808 transitions. [2021-11-23 01:07:44,297 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 808 transitions. [2021-11-23 01:07:44,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:07:44,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:44,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:44,402 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:07:47,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:47,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 418 states and 809 transitions. [2021-11-23 01:07:47,081 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 809 transitions. [2021-11-23 01:07:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:07:47,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:47,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:07:49,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 419 states and 810 transitions. [2021-11-23 01:07:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 810 transitions. [2021-11-23 01:07:49,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:07:49,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:49,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:49,628 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:08:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 427 states and 834 transitions. [2021-11-23 01:08:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 834 transitions. [2021-11-23 01:08:11,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:08:11,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:11,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:08:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 433 states and 848 transitions. [2021-11-23 01:08:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 848 transitions. [2021-11-23 01:08:27,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:08:27,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:27,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:08:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 440 states and 861 transitions. [2021-11-23 01:08:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 861 transitions. [2021-11-23 01:08:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:08:48,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:48,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:09:01,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:01,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 445 states and 866 transitions. [2021-11-23 01:09:01,280 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 866 transitions. [2021-11-23 01:09:01,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:09:01,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:01,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:01,371 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.