./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de62.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_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/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_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de62.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/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_3f11e694-c419-4a0d-a75b-169b3d497501/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 de9532d8dfc4a0a0cd7c7b5fdf45ac6c04e52382fa165e3cc41d86867bc75adf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:39:42,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:39:42,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:39:42,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:39:42,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:39:42,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:39:42,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:39:42,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:39:42,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:39:42,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:39:42,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:39:42,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:39:42,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:39:42,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:39:42,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:39:42,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:39:42,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:39:42,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:39:42,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:39:42,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:39:42,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:39:42,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:39:42,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:39:42,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:39:42,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:39:42,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:39:42,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:39:42,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:39:42,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:39:42,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:39:42,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:39:42,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:39:42,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:39:42,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:39:42,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:39:42,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:39:42,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:39:42,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:39:42,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:39:42,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:39:42,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:39:42,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:39:42,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:39:42,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:39:42,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:39:42,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:39:42,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:39:42,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:39:42,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:39:42,688 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:39:42,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:39:42,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:39:42,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:39:42,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:39:42,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:39:42,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:39:42,697 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:39:42,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:39:42,697 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:39:42,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:39:42,698 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:39:42,698 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:39:42,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:39:42,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:39:42,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:39:42,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:39:42,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:39:42,700 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:39:42,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:39:42,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:39:42,700 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_3f11e694-c419-4a0d-a75b-169b3d497501/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de9532d8dfc4a0a0cd7c7b5fdf45ac6c04e52382fa165e3cc41d86867bc75adf [2021-11-23 00:39:43,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:39:43,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:39:43,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:39:43,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:39:43,032 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:39:43,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loops-crafted-1/in-de62.c [2021-11-23 00:39:43,107 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/data/0e87147dd/5ef85a6c5984431c956a570250487a0f/FLAG19563c26b [2021-11-23 00:39:43,589 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:39:43,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/sv-benchmarks/c/loops-crafted-1/in-de62.c [2021-11-23 00:39:43,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/data/0e87147dd/5ef85a6c5984431c956a570250487a0f/FLAG19563c26b [2021-11-23 00:39:43,972 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/data/0e87147dd/5ef85a6c5984431c956a570250487a0f [2021-11-23 00:39:43,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:39:43,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:39:43,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:39:43,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:39:43,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:39:43,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:39:43" (1/1) ... [2021-11-23 00:39:43,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2db37e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:43, skipping insertion in model container [2021-11-23 00:39:43,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:39:43" (1/1) ... [2021-11-23 00:39:43,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:39:44,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:39:44,174 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_3f11e694-c419-4a0d-a75b-169b3d497501/sv-benchmarks/c/loops-crafted-1/in-de62.c[368,381] [2021-11-23 00:39:44,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:39:44,210 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:39:44,224 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_3f11e694-c419-4a0d-a75b-169b3d497501/sv-benchmarks/c/loops-crafted-1/in-de62.c[368,381] [2021-11-23 00:39:44,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:39:44,243 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:39:44,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44 WrapperNode [2021-11-23 00:39:44,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:39:44,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:39:44,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:39:44,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:39:44,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,281 INFO L137 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2021-11-23 00:39:44,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:39:44,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:39:44,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:39:44,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:39:44,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:39:44,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:39:44,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:39:44,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:39:44,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:39:44,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:39:44,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:39:44,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f11e694-c419-4a0d-a75b-169b3d497501/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:39:44,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:39:44,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:39:44,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:39:44,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:39:44,477 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:39:44,479 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:39:44,646 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:39:44,687 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:39:44,687 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 00:39:44,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:39:44 BoogieIcfgContainer [2021-11-23 00:39:44,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:39:44,691 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:39:44,691 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:39:44,705 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:39:44,706 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:39:44" (1/1) ... [2021-11-23 00:39:44,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:39:44,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2021-11-23 00:39:44,794 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2021-11-23 00:39:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:39:44,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:44,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,082 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 00:39:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-23 00:39:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-23 00:39:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:39:45,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,301 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 00:39:45,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2021-11-23 00:39:45,428 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2021-11-23 00:39:45,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:39:45,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,482 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 00:39:45,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2021-11-23 00:39:45,739 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2021-11-23 00:39:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:39:45,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:39:46,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 49 transitions. [2021-11-23 00:39:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 49 transitions. [2021-11-23 00:39:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:39:46,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:46,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2021-11-23 00:39:46,560 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2021-11-23 00:39:46,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:39:46,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:46,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 56 transitions. [2021-11-23 00:39:46,810 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 56 transitions. [2021-11-23 00:39:46,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:39:46,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,963 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:47,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2021-11-23 00:39:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2021-11-23 00:39:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:39:47,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:47,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:47,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:39:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:47,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2021-11-23 00:39:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2021-11-23 00:39:47,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:39:47,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:47,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:39:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2021-11-23 00:39:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2021-11-23 00:39:48,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:39:48,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:48,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2021-11-23 00:39:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2021-11-23 00:39:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:39:48,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:48,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:48,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:48,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2021-11-23 00:39:48,987 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2021-11-23 00:39:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:39:48,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:48,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:49,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:49,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 90 transitions. [2021-11-23 00:39:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 90 transitions. [2021-11-23 00:39:49,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:39:49,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:49,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:50,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:50,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 51 states and 112 transitions. [2021-11-23 00:39:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 112 transitions. [2021-11-23 00:39:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:39:50,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:50,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:50,504 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:50,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 53 states and 114 transitions. [2021-11-23 00:39:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 114 transitions. [2021-11-23 00:39:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:39:50,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:50,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 116 transitions. [2021-11-23 00:39:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 116 transitions. [2021-11-23 00:39:51,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:39:51,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:51,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:39:52,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:52,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 59 states and 131 transitions. [2021-11-23 00:39:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 131 transitions. [2021-11-23 00:39:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:39:52,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:52,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:52,468 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 00:39:53,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 61 states and 135 transitions. [2021-11-23 00:39:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 135 transitions. [2021-11-23 00:39:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:39:53,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:53,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:53,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:53,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 62 states and 137 transitions. [2021-11-23 00:39:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 137 transitions. [2021-11-23 00:39:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:39:53,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:53,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:54,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:54,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2021-11-23 00:39:54,912 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2021-11-23 00:39:54,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:39:54,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:54,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:54,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:55,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 69 states and 148 transitions. [2021-11-23 00:39:55,521 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 148 transitions. [2021-11-23 00:39:55,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:39:55,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:55,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:55,677 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:56,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 71 states and 152 transitions. [2021-11-23 00:39:56,391 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 152 transitions. [2021-11-23 00:39:56,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:39:56,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:56,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:58,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 75 states and 162 transitions. [2021-11-23 00:39:58,089 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 162 transitions. [2021-11-23 00:39:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:39:58,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:58,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:39:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 78 states and 168 transitions. [2021-11-23 00:39:58,717 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 168 transitions. [2021-11-23 00:39:58,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:39:58,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:58,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:59,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:59,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 82 states and 175 transitions. [2021-11-23 00:39:59,428 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 175 transitions. [2021-11-23 00:39:59,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:39:59,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:59,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:00,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:00,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 87 states and 182 transitions. [2021-11-23 00:40:00,172 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 182 transitions. [2021-11-23 00:40:00,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:00,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:00,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:00,437 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:00,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 88 states and 184 transitions. [2021-11-23 00:40:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 184 transitions. [2021-11-23 00:40:00,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:00,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:00,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:02,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:02,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 188 transitions. [2021-11-23 00:40:02,051 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 188 transitions. [2021-11-23 00:40:02,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:02,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:02,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:02,087 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:40:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:03,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 95 states and 206 transitions. [2021-11-23 00:40:03,841 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 206 transitions. [2021-11-23 00:40:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:03,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:03,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:03,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:03,902 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:40:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:04,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 96 states and 208 transitions. [2021-11-23 00:40:04,314 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 208 transitions. [2021-11-23 00:40:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:04,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:04,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:40:04,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:04,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 97 states and 208 transitions. [2021-11-23 00:40:04,391 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 208 transitions. [2021-11-23 00:40:04,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:04,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:04,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:04,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 98 states and 211 transitions. [2021-11-23 00:40:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 211 transitions. [2021-11-23 00:40:04,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:40:04,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:04,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 97 states and 209 transitions. [2021-11-23 00:40:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 209 transitions. [2021-11-23 00:40:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:40:06,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:06,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 98 states and 211 transitions. [2021-11-23 00:40:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 211 transitions. [2021-11-23 00:40:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:40:07,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:07,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:09,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 100 states and 216 transitions. [2021-11-23 00:40:09,013 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 216 transitions. [2021-11-23 00:40:09,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:40:09,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,053 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:40:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 101 states and 220 transitions. [2021-11-23 00:40:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 220 transitions. [2021-11-23 00:40:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:40:09,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:40:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:10,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 102 states and 220 transitions. [2021-11-23 00:40:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 220 transitions. [2021-11-23 00:40:10,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:10,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:10,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:10,454 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 103 states and 222 transitions. [2021-11-23 00:40:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 222 transitions. [2021-11-23 00:40:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:11,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:11,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:11,227 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:12,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:12,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 105 states and 227 transitions. [2021-11-23 00:40:12,384 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 227 transitions. [2021-11-23 00:40:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:12,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:12,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:12,637 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:40:15,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:15,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 111 states and 249 transitions. [2021-11-23 00:40:15,441 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 249 transitions. [2021-11-23 00:40:15,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:15,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:15,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:15,487 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:40:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 113 states and 254 transitions. [2021-11-23 00:40:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 254 transitions. [2021-11-23 00:40:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:16,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:16,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:16,705 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:40:17,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 114 states and 254 transitions. [2021-11-23 00:40:17,120 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 254 transitions. [2021-11-23 00:40:17,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:17,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:17,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:17,248 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:40:17,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:17,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 115 states and 254 transitions. [2021-11-23 00:40:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 254 transitions. [2021-11-23 00:40:17,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:17,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:17,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:40:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:18,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 114 states and 250 transitions. [2021-11-23 00:40:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 250 transitions. [2021-11-23 00:40:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:18,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:18,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:19,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 119 states and 260 transitions. [2021-11-23 00:40:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 260 transitions. [2021-11-23 00:40:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:19,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:19,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 123 states and 270 transitions. [2021-11-23 00:40:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 270 transitions. [2021-11-23 00:40:21,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:21,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:21,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:21,521 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:22,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 126 states and 273 transitions. [2021-11-23 00:40:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 273 transitions. [2021-11-23 00:40:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:40:22,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:22,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 128 states and 276 transitions. [2021-11-23 00:40:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 276 transitions. [2021-11-23 00:40:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:23,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:23,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:23,779 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:24,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 129 states and 278 transitions. [2021-11-23 00:40:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 278 transitions. [2021-11-23 00:40:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:24,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:24,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:26,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:26,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 131 states and 285 transitions. [2021-11-23 00:40:26,241 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 285 transitions. [2021-11-23 00:40:26,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:26,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:26,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:26,295 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 132 states and 286 transitions. [2021-11-23 00:40:26,909 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 286 transitions. [2021-11-23 00:40:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:26,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:26,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:26,972 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:40:27,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:27,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 133 states and 288 transitions. [2021-11-23 00:40:27,735 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 288 transitions. [2021-11-23 00:40:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:27,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:27,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:27,816 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:28,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 134 states and 291 transitions. [2021-11-23 00:40:28,534 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 291 transitions. [2021-11-23 00:40:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:40:29,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 135 states and 292 transitions. [2021-11-23 00:40:29,016 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 292 transitions. [2021-11-23 00:40:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:29,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:40:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 136 states and 292 transitions. [2021-11-23 00:40:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 292 transitions. [2021-11-23 00:40:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:29,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,639 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:30,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:30,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 137 states and 297 transitions. [2021-11-23 00:40:30,132 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 297 transitions. [2021-11-23 00:40:30,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:30,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:30,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:40:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:30,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 138 states and 298 transitions. [2021-11-23 00:40:30,577 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 298 transitions. [2021-11-23 00:40:30,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:30,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:30,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:30,655 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 141 states and 303 transitions. [2021-11-23 00:40:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 303 transitions. [2021-11-23 00:40:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:31,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:31,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:31,846 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 00:40:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:32,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 142 states and 305 transitions. [2021-11-23 00:40:32,350 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 305 transitions. [2021-11-23 00:40:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:40:32,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:32,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:33,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:33,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 147 states and 318 transitions. [2021-11-23 00:40:33,927 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 318 transitions. [2021-11-23 00:40:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:33,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:33,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:35,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:35,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 148 states and 320 transitions. [2021-11-23 00:40:35,297 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 320 transitions. [2021-11-23 00:40:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:35,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:35,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:35,546 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:37,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:37,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 150 states and 327 transitions. [2021-11-23 00:40:37,168 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 327 transitions. [2021-11-23 00:40:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:37,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:37,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:37,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:37,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 151 states and 328 transitions. [2021-11-23 00:40:37,731 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 328 transitions. [2021-11-23 00:40:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:37,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:37,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:38,006 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:40:42,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 158 states and 352 transitions. [2021-11-23 00:40:42,283 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 352 transitions. [2021-11-23 00:40:42,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:42,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:42,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:42,333 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 00:40:43,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 159 states and 354 transitions. [2021-11-23 00:40:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 354 transitions. [2021-11-23 00:40:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:43,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:43,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:43,182 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:40:44,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 161 states and 356 transitions. [2021-11-23 00:40:44,381 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 356 transitions. [2021-11-23 00:40:44,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:44,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:44,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:44,455 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:40:45,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:45,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 161 states and 352 transitions. [2021-11-23 00:40:45,464 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 352 transitions. [2021-11-23 00:40:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:45,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:45,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:45,500 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:40:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:45,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 162 states and 353 transitions. [2021-11-23 00:40:45,974 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 353 transitions. [2021-11-23 00:40:45,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:45,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:45,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:46,035 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:47,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:47,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 166 states and 357 transitions. [2021-11-23 00:40:47,215 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 357 transitions. [2021-11-23 00:40:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:47,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:47,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:40:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:51,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 168 states and 360 transitions. [2021-11-23 00:40:51,208 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 360 transitions. [2021-11-23 00:40:51,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:51,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:51,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:51,283 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:51,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 169 states and 362 transitions. [2021-11-23 00:40:51,782 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 362 transitions. [2021-11-23 00:40:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:40:51,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:51,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:52,489 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 00:40:56,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 176 states and 371 transitions. [2021-11-23 00:40:56,540 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 371 transitions. [2021-11-23 00:40:56,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:40:56,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:56,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:58,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 177 states and 373 transitions. [2021-11-23 00:40:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 373 transitions. [2021-11-23 00:40:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:40:58,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:58,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:00,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:00,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 179 states and 382 transitions. [2021-11-23 00:41:00,644 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 382 transitions. [2021-11-23 00:41:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:00,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:00,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:01,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 180 states and 383 transitions. [2021-11-23 00:41:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 383 transitions. [2021-11-23 00:41:01,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:01,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:01,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:01,519 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:02,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 181 states and 384 transitions. [2021-11-23 00:41:02,232 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 384 transitions. [2021-11-23 00:41:02,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:02,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:02,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:41:03,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:03,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 182 states and 386 transitions. [2021-11-23 00:41:03,356 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 386 transitions. [2021-11-23 00:41:03,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:03,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:03,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 187 states and 397 transitions. [2021-11-23 00:41:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 397 transitions. [2021-11-23 00:41:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:06,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:06,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 188 states and 397 transitions. [2021-11-23 00:41:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 397 transitions. [2021-11-23 00:41:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:06,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:09,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 194 states and 409 transitions. [2021-11-23 00:41:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 409 transitions. [2021-11-23 00:41:09,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:09,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:09,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:09,589 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 200 states and 420 transitions. [2021-11-23 00:41:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 420 transitions. [2021-11-23 00:41:12,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:41:12,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:12,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 202 states and 422 transitions. [2021-11-23 00:41:12,796 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 422 transitions. [2021-11-23 00:41:12,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:12,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 203 states and 424 transitions. [2021-11-23 00:41:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 424 transitions. [2021-11-23 00:41:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:14,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:14,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:17,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 205 states and 433 transitions. [2021-11-23 00:41:17,448 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 433 transitions. [2021-11-23 00:41:17,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:17,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,522 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:18,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 206 states and 434 transitions. [2021-11-23 00:41:18,464 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 434 transitions. [2021-11-23 00:41:18,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:18,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,534 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:19,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:19,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 207 states and 435 transitions. [2021-11-23 00:41:19,260 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 435 transitions. [2021-11-23 00:41:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:19,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:19,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:19,635 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:41:26,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 215 states and 462 transitions. [2021-11-23 00:41:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 462 transitions. [2021-11-23 00:41:26,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:26,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:26,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:26,424 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 00:41:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 216 states and 464 transitions. [2021-11-23 00:41:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 464 transitions. [2021-11-23 00:41:27,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:27,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:27,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:41:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 217 states and 466 transitions. [2021-11-23 00:41:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 466 transitions. [2021-11-23 00:41:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:28,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:28,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:28,297 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:41:30,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 219 states and 466 transitions. [2021-11-23 00:41:30,076 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 466 transitions. [2021-11-23 00:41:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:30,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:30,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:41:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 220 states and 466 transitions. [2021-11-23 00:41:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 466 transitions. [2021-11-23 00:41:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:31,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:31,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:41:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 219 states and 462 transitions. [2021-11-23 00:41:31,839 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 462 transitions. [2021-11-23 00:41:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:31,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:31,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:31,877 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:41:32,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 220 states and 463 transitions. [2021-11-23 00:41:32,493 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 463 transitions. [2021-11-23 00:41:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:32,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:32,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:32,591 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:33,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:33,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 221 states and 466 transitions. [2021-11-23 00:41:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 466 transitions. [2021-11-23 00:41:33,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:33,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:33,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:41:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 223 states and 466 transitions. [2021-11-23 00:41:34,385 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 466 transitions. [2021-11-23 00:41:34,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:34,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:34,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:35,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:35,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 224 states and 468 transitions. [2021-11-23 00:41:35,291 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 468 transitions. [2021-11-23 00:41:35,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:35,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:35,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:41:36,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:36,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 225 states and 469 transitions. [2021-11-23 00:41:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 469 transitions. [2021-11-23 00:41:36,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:36,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:36,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:36,372 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:37,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:37,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 227 states and 474 transitions. [2021-11-23 00:41:37,243 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 474 transitions. [2021-11-23 00:41:37,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:37,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:37,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:41:39,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:39,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 231 states and 479 transitions. [2021-11-23 00:41:39,263 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 479 transitions. [2021-11-23 00:41:39,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:41:39,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:39,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:39,341 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:41:40,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:40,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 232 states and 480 transitions. [2021-11-23 00:41:40,354 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 480 transitions. [2021-11-23 00:41:40,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:40,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:40,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:41,362 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 233 states and 482 transitions. [2021-11-23 00:41:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 482 transitions. [2021-11-23 00:41:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:43,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:43,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:43,587 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:46,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 235 states and 493 transitions. [2021-11-23 00:41:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 493 transitions. [2021-11-23 00:41:46,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:46,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:46,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 236 states and 494 transitions. [2021-11-23 00:41:47,203 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 494 transitions. [2021-11-23 00:41:47,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:47,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:47,268 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:48,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 237 states and 495 transitions. [2021-11-23 00:41:48,195 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 495 transitions. [2021-11-23 00:41:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:48,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:48,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:48,258 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:49,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 238 states and 496 transitions. [2021-11-23 00:41:49,106 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 496 transitions. [2021-11-23 00:41:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:49,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:49,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:49,149 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:41:50,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:50,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 239 states and 498 transitions. [2021-11-23 00:41:50,296 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 498 transitions. [2021-11-23 00:41:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:50,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:50,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:41:52,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 244 states and 503 transitions. [2021-11-23 00:41:52,394 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 503 transitions. [2021-11-23 00:41:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:52,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:52,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:41:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 245 states and 505 transitions. [2021-11-23 00:41:53,623 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 505 transitions. [2021-11-23 00:41:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:41:53,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:53,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:53,694 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:41:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 249 states and 511 transitions. [2021-11-23 00:41:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 511 transitions. [2021-11-23 00:41:55,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:55,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:55,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:56,329 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:57,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:57,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 250 states and 513 transitions. [2021-11-23 00:41:57,946 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 513 transitions. [2021-11-23 00:41:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:57,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:57,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:42:01,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 252 states and 524 transitions. [2021-11-23 00:42:01,398 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 524 transitions. [2021-11-23 00:42:01,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:01,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:01,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:42:02,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:02,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 253 states and 525 transitions. [2021-11-23 00:42:02,283 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 525 transitions. [2021-11-23 00:42:02,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:02,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:02,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:42:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 254 states and 526 transitions. [2021-11-23 00:42:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 526 transitions. [2021-11-23 00:42:03,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:03,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:03,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:42:04,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 255 states and 527 transitions. [2021-11-23 00:42:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 527 transitions. [2021-11-23 00:42:04,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:04,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:04,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:04,540 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:42:12,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:12,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 263 states and 555 transitions. [2021-11-23 00:42:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 555 transitions. [2021-11-23 00:42:12,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:12,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:12,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:12,717 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:42:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 265 states and 559 transitions. [2021-11-23 00:42:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 559 transitions. [2021-11-23 00:42:14,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:14,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:14,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:14,676 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 00:42:15,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:15,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 266 states and 561 transitions. [2021-11-23 00:42:15,874 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 561 transitions. [2021-11-23 00:42:15,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:15,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:15,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:16,089 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:42:17,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:17,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 268 states and 561 transitions. [2021-11-23 00:42:17,857 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 561 transitions. [2021-11-23 00:42:17,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:17,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:17,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:17,901 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:42:18,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 269 states and 561 transitions. [2021-11-23 00:42:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 561 transitions. [2021-11-23 00:42:18,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:18,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:18,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:18,835 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:42:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 269 states and 557 transitions. [2021-11-23 00:42:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 557 transitions. [2021-11-23 00:42:20,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:20,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:20,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:20,750 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 00:42:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 275 states and 568 transitions. [2021-11-23 00:42:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 568 transitions. [2021-11-23 00:42:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:24,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:24,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:42:25,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:25,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 276 states and 569 transitions. [2021-11-23 00:42:25,923 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 569 transitions. [2021-11-23 00:42:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:25,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:25,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:42:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:30,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 282 states and 581 transitions. [2021-11-23 00:42:30,355 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 581 transitions. [2021-11-23 00:42:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:30,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:30,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:42:39,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:39,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 284 states and 585 transitions. [2021-11-23 00:42:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 585 transitions. [2021-11-23 00:42:39,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:39,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:39,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:42:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:42,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 289 states and 591 transitions. [2021-11-23 00:42:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 591 transitions. [2021-11-23 00:42:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:42,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:42,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:42,613 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:42:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 290 states and 591 transitions. [2021-11-23 00:42:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 591 transitions. [2021-11-23 00:42:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:43,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:43,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:43,592 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:42:44,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 291 states and 593 transitions. [2021-11-23 00:42:44,940 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 593 transitions. [2021-11-23 00:42:44,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:44,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:42:47,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:47,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 294 states and 596 transitions. [2021-11-23 00:42:47,093 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 596 transitions. [2021-11-23 00:42:47,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:47,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:47,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:47,159 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:42:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 300 states and 614 transitions. [2021-11-23 00:42:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 614 transitions. [2021-11-23 00:42:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:52,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:52,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:42:54,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:55,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 302 states and 618 transitions. [2021-11-23 00:42:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 618 transitions. [2021-11-23 00:42:55,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:42:55,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:55,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:55,964 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:42:58,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:58,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 303 states and 620 transitions. [2021-11-23 00:42:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 620 transitions. [2021-11-23 00:42:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:42:58,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:58,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:58,678 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:02,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 305 states and 633 transitions. [2021-11-23 00:43:02,200 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 633 transitions. [2021-11-23 00:43:02,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:02,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,265 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:03,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 306 states and 634 transitions. [2021-11-23 00:43:03,224 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 634 transitions. [2021-11-23 00:43:03,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:03,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:03,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:03,288 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 307 states and 635 transitions. [2021-11-23 00:43:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 635 transitions. [2021-11-23 00:43:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:04,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:04,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:05,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:05,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 308 states and 636 transitions. [2021-11-23 00:43:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 636 transitions. [2021-11-23 00:43:05,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:05,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:05,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:05,732 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 309 states and 637 transitions. [2021-11-23 00:43:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 637 transitions. [2021-11-23 00:43:06,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:06,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:06,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:06,892 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:43:08,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:08,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 310 states and 639 transitions. [2021-11-23 00:43:08,659 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 639 transitions. [2021-11-23 00:43:08,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:08,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:08,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:08,767 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 311 states and 642 transitions. [2021-11-23 00:43:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 642 transitions. [2021-11-23 00:43:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:10,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:10,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:11,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 312 states and 644 transitions. [2021-11-23 00:43:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 644 transitions. [2021-11-23 00:43:11,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:11,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:11,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:11,329 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:43:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 314 states and 645 transitions. [2021-11-23 00:43:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 645 transitions. [2021-11-23 00:43:12,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:12,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:12,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:43:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:13,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 315 states and 645 transitions. [2021-11-23 00:43:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 645 transitions. [2021-11-23 00:43:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:13,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:13,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:43:14,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:14,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 316 states and 646 transitions. [2021-11-23 00:43:14,433 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 646 transitions. [2021-11-23 00:43:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:14,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:14,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:14,527 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:15,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:15,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 318 states and 652 transitions. [2021-11-23 00:43:15,677 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 652 transitions. [2021-11-23 00:43:15,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:15,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:15,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:17,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 319 states and 656 transitions. [2021-11-23 00:43:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 656 transitions. [2021-11-23 00:43:17,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:17,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:17,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:17,456 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:43:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 320 states and 657 transitions. [2021-11-23 00:43:19,062 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 657 transitions. [2021-11-23 00:43:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:19,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:19,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:19,137 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:43:19,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:19,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 321 states and 659 transitions. [2021-11-23 00:43:19,801 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 659 transitions. [2021-11-23 00:43:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:19,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:19,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:19,880 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:43:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 327 states and 680 transitions. [2021-11-23 00:43:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 680 transitions. [2021-11-23 00:43:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:26,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:26,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:43:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:28,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 329 states and 684 transitions. [2021-11-23 00:43:28,182 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 684 transitions. [2021-11-23 00:43:28,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:28,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:28,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:29,269 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:31,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 330 states and 686 transitions. [2021-11-23 00:43:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 686 transitions. [2021-11-23 00:43:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:31,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:31,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:36,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:36,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 332 states and 699 transitions. [2021-11-23 00:43:36,170 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 699 transitions. [2021-11-23 00:43:36,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:36,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:36,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:36,239 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:37,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:37,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 333 states and 700 transitions. [2021-11-23 00:43:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 700 transitions. [2021-11-23 00:43:37,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:37,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:37,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:37,443 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 334 states and 701 transitions. [2021-11-23 00:43:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 701 transitions. [2021-11-23 00:43:38,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:38,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:38,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:39,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 335 states and 702 transitions. [2021-11-23 00:43:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 702 transitions. [2021-11-23 00:43:39,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:39,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:39,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:39,926 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:43:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 336 states and 703 transitions. [2021-11-23 00:43:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 703 transitions. [2021-11-23 00:43:41,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:41,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:41,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:43:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 344 states and 729 transitions. [2021-11-23 00:43:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 729 transitions. [2021-11-23 00:43:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:53,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:53,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:43:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:58,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 348 states and 737 transitions. [2021-11-23 00:43:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 737 transitions. [2021-11-23 00:43:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:43:58,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:58,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:58,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:58,887 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:44:01,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:01,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 350 states and 738 transitions. [2021-11-23 00:44:01,594 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 738 transitions. [2021-11-23 00:44:01,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:01,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:01,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:01,667 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 00:44:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 351 states and 740 transitions. [2021-11-23 00:44:03,491 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 740 transitions. [2021-11-23 00:44:03,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:03,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:03,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:03,540 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:44:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 352 states and 740 transitions. [2021-11-23 00:44:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 740 transitions. [2021-11-23 00:44:04,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:04,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:04,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:04,990 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:44:07,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:07,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 352 states and 736 transitions. [2021-11-23 00:44:07,302 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 736 transitions. [2021-11-23 00:44:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:07,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:07,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:44:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 353 states and 737 transitions. [2021-11-23 00:44:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 737 transitions. [2021-11-23 00:44:08,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:08,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:08,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:44:12,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 359 states and 743 transitions. [2021-11-23 00:44:12,197 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 743 transitions. [2021-11-23 00:44:12,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:12,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:12,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:12,649 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:16,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 364 states and 749 transitions. [2021-11-23 00:44:16,841 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 749 transitions. [2021-11-23 00:44:16,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:16,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:16,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:16,987 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:44:18,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 365 states and 750 transitions. [2021-11-23 00:44:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 750 transitions. [2021-11-23 00:44:18,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:18,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:18,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:44:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 366 states and 752 transitions. [2021-11-23 00:44:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 752 transitions. [2021-11-23 00:44:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:19,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:19,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:44:35,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 379 states and 768 transitions. [2021-11-23 00:44:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 768 transitions. [2021-11-23 00:44:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:35,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:35,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:39,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 380 states and 770 transitions. [2021-11-23 00:44:39,372 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 770 transitions. [2021-11-23 00:44:39,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:39,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:39,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:44,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:44,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 382 states and 785 transitions. [2021-11-23 00:44:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 785 transitions. [2021-11-23 00:44:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:44,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:44,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:44,793 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 383 states and 786 transitions. [2021-11-23 00:44:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 786 transitions. [2021-11-23 00:44:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:46,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:46,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 384 states and 787 transitions. [2021-11-23 00:44:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 787 transitions. [2021-11-23 00:44:47,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:47,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:47,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:48,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 385 states and 788 transitions. [2021-11-23 00:44:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 788 transitions. [2021-11-23 00:44:48,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:48,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:48,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 386 states and 789 transitions. [2021-11-23 00:44:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 789 transitions. [2021-11-23 00:44:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:50,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:50,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:50,794 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:52,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:52,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 387 states and 790 transitions. [2021-11-23 00:44:52,238 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 790 transitions. [2021-11-23 00:44:52,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:52,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:52,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:44:54,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:54,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 388 states and 792 transitions. [2021-11-23 00:44:54,470 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 792 transitions. [2021-11-23 00:44:54,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:54,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:54,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:00,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:00,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 394 states and 802 transitions. [2021-11-23 00:45:00,120 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 802 transitions. [2021-11-23 00:45:00,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:00,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:00,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 395 states and 804 transitions. [2021-11-23 00:45:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 804 transitions. [2021-11-23 00:45:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:02,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:02,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:06,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:06,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 399 states and 814 transitions. [2021-11-23 00:45:06,879 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 814 transitions. [2021-11-23 00:45:06,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:06,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:06,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:11,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:11,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 404 states and 820 transitions. [2021-11-23 00:45:11,228 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 820 transitions. [2021-11-23 00:45:11,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:11,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:11,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:12,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 406 states and 822 transitions. [2021-11-23 00:45:12,999 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 822 transitions. [2021-11-23 00:45:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:13,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:13,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:13,065 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:45:14,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:14,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 407 states and 824 transitions. [2021-11-23 00:45:14,332 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 824 transitions. [2021-11-23 00:45:14,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:14,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:14,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:14,415 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:18,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:18,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 410 states and 830 transitions. [2021-11-23 00:45:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 830 transitions. [2021-11-23 00:45:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:18,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:18,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:45:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 412 states and 831 transitions. [2021-11-23 00:45:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 831 transitions. [2021-11-23 00:45:19,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:45:19,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:19,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:19,196 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:45:20,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 413 states and 832 transitions. [2021-11-23 00:45:20,069 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 832 transitions. [2021-11-23 00:45:20,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:20,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:20,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:21,387 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:24,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 414 states and 834 transitions. [2021-11-23 00:45:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 834 transitions. [2021-11-23 00:45:24,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:24,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:24,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:25,452 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:30,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 416 states and 849 transitions. [2021-11-23 00:45:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 849 transitions. [2021-11-23 00:45:30,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:30,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:30,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:30,506 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:32,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:32,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 417 states and 850 transitions. [2021-11-23 00:45:32,107 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 850 transitions. [2021-11-23 00:45:32,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:32,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:32,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:32,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:32,181 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:33,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:33,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 418 states and 851 transitions. [2021-11-23 00:45:33,761 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 851 transitions. [2021-11-23 00:45:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:33,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:33,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 419 states and 852 transitions. [2021-11-23 00:45:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 852 transitions. [2021-11-23 00:45:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:35,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:35,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:35,304 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 420 states and 853 transitions. [2021-11-23 00:45:36,787 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 853 transitions. [2021-11-23 00:45:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:36,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:36,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:36,873 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:38,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:38,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 421 states and 854 transitions. [2021-11-23 00:45:38,551 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 854 transitions. [2021-11-23 00:45:38,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:38,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:38,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:39,325 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:45:51,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:51,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 427 states and 876 transitions. [2021-11-23 00:45:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 876 transitions. [2021-11-23 00:45:51,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:51,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:51,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:45:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 432 states and 888 transitions. [2021-11-23 00:45:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 888 transitions. [2021-11-23 00:45:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:45:59,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:59,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:46:03,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 434 states and 890 transitions. [2021-11-23 00:46:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 890 transitions. [2021-11-23 00:46:03,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:03,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:03,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:46:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 437 states and 892 transitions. [2021-11-23 00:46:07,912 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 892 transitions. [2021-11-23 00:46:07,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:07,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:07,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:07,979 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 00:46:10,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:10,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 438 states and 894 transitions. [2021-11-23 00:46:10,190 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 894 transitions. [2021-11-23 00:46:10,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:10,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:10,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:10,238 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:46:11,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 439 states and 894 transitions. [2021-11-23 00:46:11,943 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 894 transitions. [2021-11-23 00:46:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:11,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:11,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:12,058 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:46:14,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 439 states and 890 transitions. [2021-11-23 00:46:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 890 transitions. [2021-11-23 00:46:14,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:14,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,819 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:46:16,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:16,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 440 states and 891 transitions. [2021-11-23 00:46:16,481 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 891 transitions. [2021-11-23 00:46:16,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:16,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:16,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:16,578 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:46:18,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:18,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 441 states and 894 transitions. [2021-11-23 00:46:18,502 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 894 transitions. [2021-11-23 00:46:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:18,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:18,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:20,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 443 states and 895 transitions. [2021-11-23 00:46:20,285 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 895 transitions. [2021-11-23 00:46:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:20,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:20,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:20,393 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 444 states and 897 transitions. [2021-11-23 00:46:21,884 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 897 transitions. [2021-11-23 00:46:21,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:21,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:21,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 445 states and 897 transitions. [2021-11-23 00:46:22,998 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 897 transitions. [2021-11-23 00:46:22,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:22,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:22,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 446 states and 898 transitions. [2021-11-23 00:46:24,241 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 898 transitions. [2021-11-23 00:46:24,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:24,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,338 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:46:26,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 447 states and 901 transitions. [2021-11-23 00:46:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 901 transitions. [2021-11-23 00:46:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:26,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:26,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:33,119 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:46:45,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:45,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 450 states and 906 transitions. [2021-11-23 00:46:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 906 transitions. [2021-11-23 00:46:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:45,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:45,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:45,746 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:46:49,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:49,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 453 states and 915 transitions. [2021-11-23 00:46:49,897 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 915 transitions. [2021-11-23 00:46:49,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:49,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:49,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:46:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 454 states and 915 transitions. [2021-11-23 00:46:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 915 transitions. [2021-11-23 00:46:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:52,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:52,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:46:53,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 455 states and 917 transitions. [2021-11-23 00:46:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 917 transitions. [2021-11-23 00:46:53,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:53,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:53,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:46:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:56,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 458 states and 921 transitions. [2021-11-23 00:46:56,901 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 921 transitions. [2021-11-23 00:46:56,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:46:56,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:56,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:56,996 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:47:00,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 461 states and 923 transitions. [2021-11-23 00:47:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 923 transitions. [2021-11-23 00:47:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:00,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:00,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:05,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 462 states and 925 transitions. [2021-11-23 00:47:05,669 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 925 transitions. [2021-11-23 00:47:05,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:05,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:05,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 464 states and 942 transitions. [2021-11-23 00:47:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 942 transitions. [2021-11-23 00:47:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:11,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:11,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:12,053 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:13,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 465 states and 943 transitions. [2021-11-23 00:47:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 943 transitions. [2021-11-23 00:47:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:13,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:13,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:15,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:15,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 466 states and 944 transitions. [2021-11-23 00:47:15,583 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 944 transitions. [2021-11-23 00:47:15,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:15,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:15,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:15,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:17,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 467 states and 945 transitions. [2021-11-23 00:47:17,131 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 945 transitions. [2021-11-23 00:47:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:17,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:17,206 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:18,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 468 states and 946 transitions. [2021-11-23 00:47:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 946 transitions. [2021-11-23 00:47:18,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:18,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:18,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:20,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 469 states and 947 transitions. [2021-11-23 00:47:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 947 transitions. [2021-11-23 00:47:20,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:20,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 470 states and 948 transitions. [2021-11-23 00:47:22,563 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 948 transitions. [2021-11-23 00:47:22,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:22,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:22,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:22,629 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:47:25,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 471 states and 950 transitions. [2021-11-23 00:47:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 950 transitions. [2021-11-23 00:47:25,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:25,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,236 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 7 proven. 42 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:47:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 478 states and 957 transitions. [2021-11-23 00:47:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 957 transitions. [2021-11-23 00:47:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:31,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:31,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:31,648 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:47:33,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:33,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 479 states and 959 transitions. [2021-11-23 00:47:33,304 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 959 transitions. [2021-11-23 00:47:33,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:33,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:33,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 5 proven. 40 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:47:35,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:35,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 480 states and 961 transitions. [2021-11-23 00:47:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 961 transitions. [2021-11-23 00:47:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:35,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:35,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,728 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:47:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:40,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 484 states and 965 transitions. [2021-11-23 00:47:40,019 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 965 transitions. [2021-11-23 00:47:40,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:40,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:40,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:47:45,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 487 states and 969 transitions. [2021-11-23 00:47:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 969 transitions. [2021-11-23 00:47:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:45,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:45,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 5 proven. 40 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:47:47,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 488 states and 970 transitions. [2021-11-23 00:47:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 970 transitions. [2021-11-23 00:47:47,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:47:47,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:47,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:48,862 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:47:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 489 states and 972 transitions. [2021-11-23 00:47:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 972 transitions. [2021-11-23 00:47:53,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:47:53,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:53,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:00,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 491 states and 989 transitions. [2021-11-23 00:48:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 989 transitions. [2021-11-23 00:48:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:00,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:00,318 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 492 states and 990 transitions. [2021-11-23 00:48:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 990 transitions. [2021-11-23 00:48:02,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:02,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:02,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:02,088 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 493 states and 991 transitions. [2021-11-23 00:48:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 991 transitions. [2021-11-23 00:48:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:03,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:03,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:03,955 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:05,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 494 states and 992 transitions. [2021-11-23 00:48:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 992 transitions. [2021-11-23 00:48:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:05,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,549 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:07,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:07,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 495 states and 993 transitions. [2021-11-23 00:48:07,311 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 993 transitions. [2021-11-23 00:48:07,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:07,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:07,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:07,393 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:09,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 496 states and 994 transitions. [2021-11-23 00:48:09,189 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 994 transitions. [2021-11-23 00:48:09,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:09,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:09,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:48:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 497 states and 995 transitions. [2021-11-23 00:48:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 995 transitions. [2021-11-23 00:48:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:10,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:10,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,902 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:48:28,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:28,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 504 states and 1021 transitions. [2021-11-23 00:48:28,373 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1021 transitions. [2021-11-23 00:48:28,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:28,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:28,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:28,470 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 00:48:31,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 505 states and 1023 transitions. [2021-11-23 00:48:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1023 transitions. [2021-11-23 00:48:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:31,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:31,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:31,596 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:48:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 512 states and 1038 transitions. [2021-11-23 00:48:45,891 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1038 transitions. [2021-11-23 00:48:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:45,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:45,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:45,946 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:48:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:51,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 515 states and 1038 transitions. [2021-11-23 00:48:51,175 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1038 transitions. [2021-11-23 00:48:51,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:51,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:51,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:48:52,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:52,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 516 states and 1038 transitions. [2021-11-23 00:48:52,978 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1038 transitions. [2021-11-23 00:48:52,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:52,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:52,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:48:54,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:54,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 517 states and 1038 transitions. [2021-11-23 00:48:54,918 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1038 transitions. [2021-11-23 00:48:54,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:54,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:54,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:55,008 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:48:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:58,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 517 states and 1034 transitions. [2021-11-23 00:48:58,877 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1034 transitions. [2021-11-23 00:48:58,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:58,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:58,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:58,927 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:49:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 518 states and 1035 transitions. [2021-11-23 00:49:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1035 transitions. [2021-11-23 00:49:00,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:00,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 525 states and 1048 transitions. [2021-11-23 00:49:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1048 transitions. [2021-11-23 00:49:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:10,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,815 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:12,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:12,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 526 states and 1048 transitions. [2021-11-23 00:49:12,474 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1048 transitions. [2021-11-23 00:49:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:12,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:12,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:49:21,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 532 states and 1060 transitions. [2021-11-23 00:49:21,198 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1060 transitions. [2021-11-23 00:49:21,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:21,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:21,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:21,308 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 537 states and 1066 transitions. [2021-11-23 00:49:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1066 transitions. [2021-11-23 00:49:27,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:27,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:27,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:49:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:36,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 543 states and 1073 transitions. [2021-11-23 00:49:36,773 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1073 transitions. [2021-11-23 00:49:36,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:36,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:36,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:49:40,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 545 states and 1075 transitions. [2021-11-23 00:49:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1075 transitions. [2021-11-23 00:49:40,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:40,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:40,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:49:42,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:42,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 546 states and 1077 transitions. [2021-11-23 00:49:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1077 transitions. [2021-11-23 00:49:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:42,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:42,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:44,240 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:49:45,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:45,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 547 states and 1078 transitions. [2021-11-23 00:49:45,254 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1078 transitions. [2021-11-23 00:49:45,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:45,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:45,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:45,342 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:49:52,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:52,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 550 states and 1083 transitions. [2021-11-23 00:49:52,210 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1083 transitions. [2021-11-23 00:49:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:52,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:52,291 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:50:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 557 states and 1104 transitions. [2021-11-23 00:50:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1104 transitions. [2021-11-23 00:50:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:50:04,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:04,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 40 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:50:05,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:05,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 558 states and 1105 transitions. [2021-11-23 00:50:05,125 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1105 transitions. [2021-11-23 00:50:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:50:05,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:05,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:05,213 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:50:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 560 states and 1111 transitions. [2021-11-23 00:50:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1111 transitions. [2021-11-23 00:50:10,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:10,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:18,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 561 states and 1113 transitions. [2021-11-23 00:50:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1113 transitions. [2021-11-23 00:50:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:18,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:19,160 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 193 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 563 states and 1132 transitions. [2021-11-23 00:50:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1132 transitions. [2021-11-23 00:50:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:26,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:26,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:26,723 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:28,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:28,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 564 states and 1133 transitions. [2021-11-23 00:50:28,889 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1133 transitions. [2021-11-23 00:50:28,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:28,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:28,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:28,983 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:30,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 565 states and 1134 transitions. [2021-11-23 00:50:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1134 transitions. [2021-11-23 00:50:30,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:30,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:30,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,232 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:33,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:33,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 566 states and 1135 transitions. [2021-11-23 00:50:33,338 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1135 transitions. [2021-11-23 00:50:33,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:33,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:33,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:33,434 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:35,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:35,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 567 states and 1136 transitions. [2021-11-23 00:50:35,601 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1136 transitions. [2021-11-23 00:50:35,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:35,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:35,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 568 states and 1137 transitions. [2021-11-23 00:50:37,765 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1137 transitions. [2021-11-23 00:50:37,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:37,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:39,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:39,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 569 states and 1138 transitions. [2021-11-23 00:50:39,808 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1138 transitions. [2021-11-23 00:50:39,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:39,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:39,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:39,884 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:42,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 570 states and 1139 transitions. [2021-11-23 00:50:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1139 transitions. [2021-11-23 00:50:42,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:42,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:42,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:42,263 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 00:50:45,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:45,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 571 states and 1141 transitions. [2021-11-23 00:50:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1141 transitions. [2021-11-23 00:50:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:45,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:45,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 572 states and 1144 transitions. [2021-11-23 00:50:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1144 transitions. [2021-11-23 00:50:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:48,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:48,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:48,803 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 575 states and 1145 transitions. [2021-11-23 00:50:52,267 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1145 transitions. [2021-11-23 00:50:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:52,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,394 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 576 states and 1147 transitions. [2021-11-23 00:50:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1147 transitions. [2021-11-23 00:50:54,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:54,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:50:56,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 577 states and 1148 transitions. [2021-11-23 00:50:56,538 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1148 transitions. [2021-11-23 00:50:56,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:56,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:56,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:56,680 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:04,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 580 states and 1159 transitions. [2021-11-23 00:51:04,388 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1159 transitions. [2021-11-23 00:51:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:04,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 581 states and 1160 transitions. [2021-11-23 00:51:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1160 transitions. [2021-11-23 00:51:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:08,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,154 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 582 states and 1164 transitions. [2021-11-23 00:51:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1164 transitions. [2021-11-23 00:51:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:10,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 583 states and 1165 transitions. [2021-11-23 00:51:12,413 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1165 transitions. [2021-11-23 00:51:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:12,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,683 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:51:14,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 584 states and 1167 transitions. [2021-11-23 00:51:14,389 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1167 transitions. [2021-11-23 00:51:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:14,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,462 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:51:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 586 states and 1168 transitions. [2021-11-23 00:51:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1168 transitions. [2021-11-23 00:51:15,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:15,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:15,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:15,639 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:17,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:17,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 587 states and 1171 transitions. [2021-11-23 00:51:17,792 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1171 transitions. [2021-11-23 00:51:17,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:17,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:17,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:17,909 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 588 states and 1171 transitions. [2021-11-23 00:51:20,103 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1171 transitions. [2021-11-23 00:51:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:20,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:20,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:51:21,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:21,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 589 states and 1173 transitions. [2021-11-23 00:51:21,817 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1173 transitions. [2021-11-23 00:51:21,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:21,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:21,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:21,918 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.