./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/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 0e78e762388a6c3c1086d6b78561f9d228d7d6651a9ae559f7246d5d2e2293d4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:09:22,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:09:22,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:09:22,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:09:22,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:09:22,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:09:22,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:09:22,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:09:22,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:09:22,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:09:22,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:09:22,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:09:22,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:09:22,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:09:22,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:09:22,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:09:22,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:09:22,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:09:22,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:09:22,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:09:22,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:09:22,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:09:22,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:09:22,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:09:22,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:09:22,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:09:22,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:09:22,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:09:22,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:09:22,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:09:22,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:09:22,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:09:22,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:09:22,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:09:22,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:09:22,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:09:22,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:09:22,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:09:22,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:09:22,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:09:22,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:09:22,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:09:22,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:09:22,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:09:22,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:09:22,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:09:22,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:09:22,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:09:22,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:09:22,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:09:22,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:09:22,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:09:22,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:09:22,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:09:22,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:09:22,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:09:22,298 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:09:22,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:09:22,298 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:09:22,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:09:22,299 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:09:22,299 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:09:22,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:09:22,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:22,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:09:22,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:09:22,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:09:22,300 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:09:22,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:09:22,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:09:22,301 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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e78e762388a6c3c1086d6b78561f9d228d7d6651a9ae559f7246d5d2e2293d4 [2021-11-22 23:09:22,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:09:22,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:09:22,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:09:22,585 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:09:22,586 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:09:22,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.c [2021-11-22 23:09:22,655 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/data/74f1a5102/06763e1c4826404c9d09129f1486c024/FLAG345881403 [2021-11-22 23:09:23,737 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:09:23,739 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.c [2021-11-22 23:09:23,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/data/74f1a5102/06763e1c4826404c9d09129f1486c024/FLAG345881403 [2021-11-22 23:09:24,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/data/74f1a5102/06763e1c4826404c9d09129f1486c024 [2021-11-22 23:09:24,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:09:24,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:09:24,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:24,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:09:24,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:09:24,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:24" (1/1) ... [2021-11-22 23:09:24,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c41ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:24, skipping insertion in model container [2021-11-22 23:09:24,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:24" (1/1) ... [2021-11-22 23:09:24,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:09:24,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:09:26,630 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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.c[376251,376264] [2021-11-22 23:09:26,667 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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.c[383339,383352] [2021-11-22 23:09:26,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:27,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:09:28,271 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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.c[376251,376264] [2021-11-22 23:09:28,283 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_9e96c127-9d05-4200-9e0e-be7f2bc588c8/sv-benchmarks/c/combinations/Problem05_label41+token_ring.09.cil-1.c[383339,383352] [2021-11-22 23:09:28,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:28,407 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:09:28,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28 WrapperNode [2021-11-22 23:09:28,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:28,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:28,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:09:28,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:09:28,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:28,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:28,899 INFO L137 Inliner]: procedures = 62, calls = 68, calls flagged for inlining = 40, calls inlined = 40, statements flattened = 13025 [2021-11-22 23:09:28,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:28,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:09:28,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:09:28,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:09:28,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:28,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:29,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:29,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:29,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:29,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:29,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:29,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:09:29,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:09:29,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:09:29,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:09:29,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:28" (1/1) ... [2021-11-22 23:09:29,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:29,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:09:29,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:09:29,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e96c127-9d05-4200-9e0e-be7f2bc588c8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:09:29,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:09:29,702 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-22 23:09:29,702 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-22 23:09:29,702 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-22 23:09:29,702 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-22 23:09:29,702 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-22 23:09:29,703 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-22 23:09:29,703 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-22 23:09:29,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-22 23:09:29,703 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-22 23:09:29,703 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-22 23:09:29,703 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-22 23:09:29,704 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-22 23:09:29,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:09:29,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:09:29,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:09:29,971 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:09:29,973 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:09:37,261 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:09:39,768 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:09:39,768 INFO L301 CfgBuilder]: Removed 13 assume(true) statements. [2021-11-22 23:09:39,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:39 BoogieIcfgContainer [2021-11-22 23:09:39,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:09:39,774 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:09:39,774 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:09:39,785 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:09:39,785 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:09:39" (1/1) ... [2021-11-22 23:09:39,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:09:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 1798 states and 3511 transitions. [2021-11-22 23:09:39,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3511 transitions. [2021-11-22 23:09:39,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:39,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:40,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1827 states and 3567 transitions. [2021-11-22 23:09:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3567 transitions. [2021-11-22 23:09:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:40,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1828 states and 3567 transitions. [2021-11-22 23:09:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3567 transitions. [2021-11-22 23:09:40,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:40,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:40,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1829 states and 3567 transitions. [2021-11-22 23:09:40,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3567 transitions. [2021-11-22 23:09:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:40,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:40,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1830 states and 3567 transitions. [2021-11-22 23:09:41,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3567 transitions. [2021-11-22 23:09:41,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1831 states and 3567 transitions. [2021-11-22 23:09:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3567 transitions. [2021-11-22 23:09:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1832 states and 3567 transitions. [2021-11-22 23:09:41,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3567 transitions. [2021-11-22 23:09:41,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1833 states and 3567 transitions. [2021-11-22 23:09:41,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3567 transitions. [2021-11-22 23:09:41,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1834 states and 3567 transitions. [2021-11-22 23:09:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3567 transitions. [2021-11-22 23:09:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1835 states and 3567 transitions. [2021-11-22 23:09:41,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3567 transitions. [2021-11-22 23:09:41,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1836 states and 3567 transitions. [2021-11-22 23:09:41,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3567 transitions. [2021-11-22 23:09:41,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:41,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:41,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1860 states and 3614 transitions. [2021-11-22 23:09:41,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3614 transitions. [2021-11-22 23:09:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:41,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:41,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1861 states and 3614 transitions. [2021-11-22 23:09:42,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3614 transitions. [2021-11-22 23:09:42,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1862 states and 3614 transitions. [2021-11-22 23:09:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3614 transitions. [2021-11-22 23:09:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1863 states and 3614 transitions. [2021-11-22 23:09:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3614 transitions. [2021-11-22 23:09:42,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1864 states and 3614 transitions. [2021-11-22 23:09:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3614 transitions. [2021-11-22 23:09:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1865 states and 3614 transitions. [2021-11-22 23:09:42,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3614 transitions. [2021-11-22 23:09:42,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1866 states and 3614 transitions. [2021-11-22 23:09:42,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3614 transitions. [2021-11-22 23:09:42,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1867 states and 3614 transitions. [2021-11-22 23:09:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3614 transitions. [2021-11-22 23:09:42,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1887 states and 3655 transitions. [2021-11-22 23:09:42,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3655 transitions. [2021-11-22 23:09:42,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1888 states and 3655 transitions. [2021-11-22 23:09:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3655 transitions. [2021-11-22 23:09:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:42,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1889 states and 3655 transitions. [2021-11-22 23:09:42,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3655 transitions. [2021-11-22 23:09:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:42,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:42,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1890 states and 3655 transitions. [2021-11-22 23:09:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3655 transitions. [2021-11-22 23:09:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1891 states and 3655 transitions. [2021-11-22 23:09:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3655 transitions. [2021-11-22 23:09:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1892 states and 3655 transitions. [2021-11-22 23:09:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3655 transitions. [2021-11-22 23:09:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1893 states and 3655 transitions. [2021-11-22 23:09:43,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3655 transitions. [2021-11-22 23:09:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1907 states and 3684 transitions. [2021-11-22 23:09:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3684 transitions. [2021-11-22 23:09:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1908 states and 3684 transitions. [2021-11-22 23:09:43,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3684 transitions. [2021-11-22 23:09:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1909 states and 3684 transitions. [2021-11-22 23:09:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3684 transitions. [2021-11-22 23:09:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1910 states and 3684 transitions. [2021-11-22 23:09:43,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3684 transitions. [2021-11-22 23:09:43,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:43,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1911 states and 3684 transitions. [2021-11-22 23:09:43,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3684 transitions. [2021-11-22 23:09:43,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:43,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1919 states and 3701 transitions. [2021-11-22 23:09:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3701 transitions. [2021-11-22 23:09:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:44,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:44,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1920 states and 3701 transitions. [2021-11-22 23:09:44,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3701 transitions. [2021-11-22 23:09:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:44,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 1921 states and 3701 transitions. [2021-11-22 23:09:44,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3701 transitions. [2021-11-22 23:09:44,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:44,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1923 states and 3706 transitions. [2021-11-22 23:09:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3706 transitions. [2021-11-22 23:09:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:09:44,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:44,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3765 states to 1931 states and 3721 transitions. [2021-11-22 23:09:44,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3721 transitions. [2021-11-22 23:09:44,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:09:44,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:44,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 1965 states and 3790 transitions. [2021-11-22 23:09:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 3790 transitions. [2021-11-22 23:09:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:09:46,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:47,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:47,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1970 states and 3801 transitions. [2021-11-22 23:09:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3801 transitions. [2021-11-22 23:09:47,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:09:47,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:47,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:48,125 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:50,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 1981 states and 3824 transitions. [2021-11-22 23:09:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3824 transitions. [2021-11-22 23:09:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:09:50,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:50,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,356 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 1998 states and 3859 transitions. [2021-11-22 23:09:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3859 transitions. [2021-11-22 23:09:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:09:52,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:53,206 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:56,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2024 states and 3912 transitions. [2021-11-22 23:09:56,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 3912 transitions. [2021-11-22 23:09:56,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:09:56,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:56,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:56,944 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 2025 states and 3913 transitions. [2021-11-22 23:09:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 3913 transitions. [2021-11-22 23:09:57,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:09:57,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 2026 states and 3914 transitions. [2021-11-22 23:09:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 3914 transitions. [2021-11-22 23:09:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:09:57,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:57,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 2027 states and 3915 transitions. [2021-11-22 23:09:57,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 3915 transitions. [2021-11-22 23:09:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:09:57,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,495 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:57,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 2028 states and 3916 transitions. [2021-11-22 23:09:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 3916 transitions. [2021-11-22 23:09:57,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:09:57,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:57,713 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:09:57,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:57,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 2029 states and 3917 transitions. [2021-11-22 23:09:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 3917 transitions. [2021-11-22 23:09:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:09:57,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:57,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:58,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:03,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 2065 states and 3993 transitions. [2021-11-22 23:10:03,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 3993 transitions. [2021-11-22 23:10:03,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:03,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,613 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:10:03,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 2066 states and 3994 transitions. [2021-11-22 23:10:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 3994 transitions. [2021-11-22 23:10:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:03,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:03,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:04,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:04,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 2071 states and 4005 transitions. [2021-11-22 23:10:04,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 4005 transitions. [2021-11-22 23:10:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:04,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:04,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:04,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:06,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 2082 states and 4028 transitions. [2021-11-22 23:10:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4028 transitions. [2021-11-22 23:10:06,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:06,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:10:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 2083 states and 4029 transitions. [2021-11-22 23:10:06,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4029 transitions. [2021-11-22 23:10:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:06,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:06,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 2100 states and 4064 transitions. [2021-11-22 23:10:08,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4064 transitions. [2021-11-22 23:10:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:08,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:08,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:08,997 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:10:09,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:09,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 2101 states and 4065 transitions. [2021-11-22 23:10:09,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4065 transitions. [2021-11-22 23:10:09,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:09,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:09,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:09,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:13,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 2127 states and 4119 transitions. [2021-11-22 23:10:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4119 transitions. [2021-11-22 23:10:13,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:13,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:10:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 2100 states and 4071 transitions. [2021-11-22 23:10:13,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 4071 transitions. [2021-11-22 23:10:13,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:13,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:14,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 2101 states and 4072 transitions. [2021-11-22 23:10:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 4072 transitions. [2021-11-22 23:10:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:14,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:14,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 2102 states and 4073 transitions. [2021-11-22 23:10:14,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 4073 transitions. [2021-11-22 23:10:14,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:14,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:14,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 2103 states and 4074 transitions. [2021-11-22 23:10:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 4074 transitions. [2021-11-22 23:10:14,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:14,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4211 states to 2104 states and 4075 transitions. [2021-11-22 23:10:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 4075 transitions. [2021-11-22 23:10:15,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:15,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:15,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:15,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:15,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4212 states to 2105 states and 4076 transitions. [2021-11-22 23:10:15,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 4076 transitions. [2021-11-22 23:10:15,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:15,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:15,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:24,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 2144 states and 4163 transitions. [2021-11-22 23:10:24,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 4163 transitions. [2021-11-22 23:10:24,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:24,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 2145 states and 4164 transitions. [2021-11-22 23:10:24,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 4164 transitions. [2021-11-22 23:10:24,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:24,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,512 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:25,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 2150 states and 4175 transitions. [2021-11-22 23:10:25,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 4175 transitions. [2021-11-22 23:10:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:25,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 2161 states and 4198 transitions. [2021-11-22 23:10:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 4198 transitions. [2021-11-22 23:10:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:27,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:27,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4381 states to 2162 states and 4199 transitions. [2021-11-22 23:10:27,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 4199 transitions. [2021-11-22 23:10:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:27,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 2179 states and 4234 transitions. [2021-11-22 23:10:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4234 transitions. [2021-11-22 23:10:31,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:31,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:31,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 2180 states and 4235 transitions. [2021-11-22 23:10:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4235 transitions. [2021-11-22 23:10:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:31,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:37,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 2205 states and 4288 transitions. [2021-11-22 23:10:37,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 4288 transitions. [2021-11-22 23:10:37,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:10:37,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:37,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 2178 states and 4238 transitions. [2021-11-22 23:10:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 4238 transitions. [2021-11-22 23:10:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:37,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 2179 states and 4239 transitions. [2021-11-22 23:10:37,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 4239 transitions. [2021-11-22 23:10:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:37,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:37,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4422 states to 2180 states and 4240 transitions. [2021-11-22 23:10:37,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 4240 transitions. [2021-11-22 23:10:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:37,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 2181 states and 4241 transitions. [2021-11-22 23:10:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 4241 transitions. [2021-11-22 23:10:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:38,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:38,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 2182 states and 4242 transitions. [2021-11-22 23:10:38,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 4242 transitions. [2021-11-22 23:10:38,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:38,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:38,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 2183 states and 4243 transitions. [2021-11-22 23:10:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 4243 transitions. [2021-11-22 23:10:38,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:38,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 2184 states and 4244 transitions. [2021-11-22 23:10:38,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 4244 transitions. [2021-11-22 23:10:38,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:38,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 2225 states and 4336 transitions. [2021-11-22 23:10:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 4336 transitions. [2021-11-22 23:10:51,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:51,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4570 states to 2226 states and 4337 transitions. [2021-11-22 23:10:52,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 4337 transitions. [2021-11-22 23:10:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:52,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:53,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:53,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 2231 states and 4348 transitions. [2021-11-22 23:10:53,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4348 transitions. [2021-11-22 23:10:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:53,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:53,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 2242 states and 4371 transitions. [2021-11-22 23:10:56,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 4371 transitions. [2021-11-22 23:10:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:56,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:56,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 2243 states and 4372 transitions. [2021-11-22 23:10:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 4372 transitions. [2021-11-22 23:10:56,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:10:56,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4647 states to 2260 states and 4408 transitions. [2021-11-22 23:11:01,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4408 transitions. [2021-11-22 23:11:01,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:11:01,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,195 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:01,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 2261 states and 4409 transitions. [2021-11-22 23:11:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4409 transitions. [2021-11-22 23:11:01,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:11:01,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:01,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:07,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4691 states to 2280 states and 4450 transitions. [2021-11-22 23:11:07,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2280 states and 4450 transitions. [2021-11-22 23:11:07,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:11:07,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:09,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4703 states to 2286 states and 4462 transitions. [2021-11-22 23:11:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 4462 transitions. [2021-11-22 23:11:09,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:11:09,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:09,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 2260 states and 4413 transitions. [2021-11-22 23:11:10,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 4413 transitions. [2021-11-22 23:11:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:10,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:10,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4650 states to 2261 states and 4414 transitions. [2021-11-22 23:11:10,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 4414 transitions. [2021-11-22 23:11:10,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:10,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:10,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4651 states to 2262 states and 4415 transitions. [2021-11-22 23:11:10,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 4415 transitions. [2021-11-22 23:11:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:10,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:10,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 2263 states and 4416 transitions. [2021-11-22 23:11:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 4416 transitions. [2021-11-22 23:11:10,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:11,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 2264 states and 4417 transitions. [2021-11-22 23:11:11,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 4417 transitions. [2021-11-22 23:11:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:11,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 2265 states and 4418 transitions. [2021-11-22 23:11:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4418 transitions. [2021-11-22 23:11:11,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:11,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:11,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 2267 states and 4422 transitions. [2021-11-22 23:11:11,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4422 transitions. [2021-11-22 23:11:11,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:11,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4659 states to 2268 states and 4423 transitions. [2021-11-22 23:11:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4423 transitions. [2021-11-22 23:11:11,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:11,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2311 states and 4522 transitions. [2021-11-22 23:11:30,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4522 transitions. [2021-11-22 23:11:30,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:30,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,530 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:30,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:30,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4817 states to 2311 states and 4521 transitions. [2021-11-22 23:11:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 4521 transitions. [2021-11-22 23:11:30,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:30,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:30,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:30,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:31,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 2312 states and 4522 transitions. [2021-11-22 23:11:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4522 transitions. [2021-11-22 23:11:31,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:31,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:31,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:32,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4831 states to 2317 states and 4533 transitions. [2021-11-22 23:11:32,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4533 transitions. [2021-11-22 23:11:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:32,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:32,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:32,668 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 2328 states and 4556 transitions. [2021-11-22 23:11:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 4556 transitions. [2021-11-22 23:11:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:35,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:35,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:35,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:36,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:36,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4857 states to 2329 states and 4557 transitions. [2021-11-22 23:11:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 4557 transitions. [2021-11-22 23:11:36,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:36,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:36,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:42,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4894 states to 2345 states and 4592 transitions. [2021-11-22 23:11:42,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4592 transitions. [2021-11-22 23:11:42,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:42,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:42,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:42,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 2346 states and 4593 transitions. [2021-11-22 23:11:42,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4593 transitions. [2021-11-22 23:11:42,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:42,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:42,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:48,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:48,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4932 states to 2362 states and 4628 transitions. [2021-11-22 23:11:48,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4628 transitions. [2021-11-22 23:11:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:48,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:48,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:48,725 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4950 states to 2371 states and 4646 transitions. [2021-11-22 23:11:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 4646 transitions. [2021-11-22 23:11:53,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:53,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 2345 states and 4597 transitions. [2021-11-22 23:11:53,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 4597 transitions. [2021-11-22 23:11:53,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:53,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:54,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 2346 states and 4598 transitions. [2021-11-22 23:11:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 4598 transitions. [2021-11-22 23:11:54,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:54,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 2347 states and 4599 transitions. [2021-11-22 23:11:54,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 4599 transitions. [2021-11-22 23:11:54,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:54,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:55,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4898 states to 2348 states and 4600 transitions. [2021-11-22 23:11:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 4600 transitions. [2021-11-22 23:11:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:55,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 2349 states and 4601 transitions. [2021-11-22 23:11:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4601 transitions. [2021-11-22 23:11:55,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:55,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4900 states to 2350 states and 4602 transitions. [2021-11-22 23:11:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 4602 transitions. [2021-11-22 23:11:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:56,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4904 states to 2352 states and 4606 transitions. [2021-11-22 23:11:56,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 4606 transitions. [2021-11-22 23:11:56,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:56,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 2354 states and 4610 transitions. [2021-11-22 23:11:56,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 4610 transitions. [2021-11-22 23:11:56,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:11:56,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:57,072 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:12:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4955 states to 2364 states and 4632 transitions. [2021-11-22 23:12:03,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4632 transitions. [2021-11-22 23:12:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:03,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:03,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:12:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4956 states to 2365 states and 4633 transitions. [2021-11-22 23:12:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4633 transitions. [2021-11-22 23:12:03,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:03,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:03,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:12:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 2367 states and 4637 transitions. [2021-11-22 23:12:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4637 transitions. [2021-11-22 23:12:03,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:03,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:05,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:12:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5131 states to 2412 states and 4743 transitions. [2021-11-22 23:12:30,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 4743 transitions. [2021-11-22 23:12:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:30,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:30,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:31,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:31,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 2413 states and 4744 transitions. [2021-11-22 23:12:31,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4744 transitions. [2021-11-22 23:12:31,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:31,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:31,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:33,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:33,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5145 states to 2418 states and 4755 transitions. [2021-11-22 23:12:33,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4755 transitions. [2021-11-22 23:12:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:33,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:33,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:33,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:38,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5171 states to 2429 states and 4779 transitions. [2021-11-22 23:12:38,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 4779 transitions. [2021-11-22 23:12:38,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:38,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:38,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:39,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:39,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5172 states to 2430 states and 4780 transitions. [2021-11-22 23:12:39,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4780 transitions. [2021-11-22 23:12:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:39,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:39,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:39,129 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:47,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5209 states to 2446 states and 4815 transitions. [2021-11-22 23:12:47,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 4815 transitions. [2021-11-22 23:12:47,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:47,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:47,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 2448 states and 4817 transitions. [2021-11-22 23:12:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 4817 transitions. [2021-11-22 23:12:48,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:48,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:48,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5254 states to 2467 states and 4858 transitions. [2021-11-22 23:12:59,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 4858 transitions. [2021-11-22 23:12:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:12:59,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:59,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:02,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:02,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5266 states to 2473 states and 4870 transitions. [2021-11-22 23:13:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 4870 transitions. [2021-11-22 23:13:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:13:02,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:02,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:02,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:03,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:03,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5210 states to 2447 states and 4821 transitions. [2021-11-22 23:13:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 4821 transitions. [2021-11-22 23:13:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:03,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:03,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 2448 states and 4822 transitions. [2021-11-22 23:13:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 4822 transitions. [2021-11-22 23:13:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:04,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:04,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:04,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:04,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5212 states to 2449 states and 4823 transitions. [2021-11-22 23:13:04,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 4823 transitions. [2021-11-22 23:13:04,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:04,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:04,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:04,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5213 states to 2450 states and 4824 transitions. [2021-11-22 23:13:05,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 4824 transitions. [2021-11-22 23:13:05,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:05,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:05,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:06,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5214 states to 2451 states and 4825 transitions. [2021-11-22 23:13:06,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 4825 transitions. [2021-11-22 23:13:06,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:06,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:06,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:06,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:06,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5215 states to 2452 states and 4826 transitions. [2021-11-22 23:13:06,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 4826 transitions. [2021-11-22 23:13:06,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:06,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:06,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:07,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:07,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5218 states to 2454 states and 4829 transitions. [2021-11-22 23:13:07,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 4829 transitions. [2021-11-22 23:13:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:07,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:07,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:08,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:18,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:18,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5252 states to 2466 states and 4861 transitions. [2021-11-22 23:13:18,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4861 transitions. [2021-11-22 23:13:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:18,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:18,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:18,928 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:19,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5253 states to 2467 states and 4862 transitions. [2021-11-22 23:13:19,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 4862 transitions. [2021-11-22 23:13:19,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:19,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:19,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:21,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:21,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5256 states to 2469 states and 4865 transitions. [2021-11-22 23:13:21,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 4865 transitions. [2021-11-22 23:13:21,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:21,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:21,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:21,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:21,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5260 states to 2471 states and 4869 transitions. [2021-11-22 23:13:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 4869 transitions. [2021-11-22 23:13:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:21,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:21,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5264 states to 2473 states and 4873 transitions. [2021-11-22 23:13:21,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 4873 transitions. [2021-11-22 23:13:21,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:21,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:21,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:22,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:34,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:34,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5300 states to 2486 states and 4907 transitions. [2021-11-22 23:13:34,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 4907 transitions. [2021-11-22 23:13:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:13:34,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:34,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:36,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:14:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:15,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5487 states to 2533 states and 5024 transitions. [2021-11-22 23:14:15,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 5024 transitions. [2021-11-22 23:14:15,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:15,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:15,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:15,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5488 states to 2534 states and 5025 transitions. [2021-11-22 23:14:15,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 5025 transitions. [2021-11-22 23:14:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:15,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:15,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:18,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:18,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5501 states to 2539 states and 5036 transitions. [2021-11-22 23:14:18,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 5036 transitions. [2021-11-22 23:14:18,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:18,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:18,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5526 states to 2549 states and 5059 transitions. [2021-11-22 23:14:24,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 5059 transitions. [2021-11-22 23:14:24,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:24,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:24,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 2550 states and 5060 transitions. [2021-11-22 23:14:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 5060 transitions. [2021-11-22 23:14:25,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:25,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:32,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5552 states to 2560 states and 5083 transitions. [2021-11-22 23:14:32,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 5083 transitions. [2021-11-22 23:14:32,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:32,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:37,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5564 states to 2566 states and 5095 transitions. [2021-11-22 23:14:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 5095 transitions. [2021-11-22 23:14:37,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:37,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:38,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5566 states to 2568 states and 5097 transitions. [2021-11-22 23:14:38,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 5097 transitions. [2021-11-22 23:14:38,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:38,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:45,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5591 states to 2578 states and 5120 transitions. [2021-11-22 23:14:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 5120 transitions. [2021-11-22 23:14:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:45,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,827 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 2581 states and 5126 transitions. [2021-11-22 23:14:48,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 5126 transitions. [2021-11-22 23:14:48,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:48,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5603 states to 2584 states and 5132 transitions. [2021-11-22 23:14:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 5132 transitions. [2021-11-22 23:14:51,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:51,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5621 states to 2593 states and 5150 transitions. [2021-11-22 23:14:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 5150 transitions. [2021-11-22 23:14:57,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:57,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:57,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:59,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5564 states to 2567 states and 5101 transitions. [2021-11-22 23:14:59,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 5101 transitions. [2021-11-22 23:14:59,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:14:59,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:59,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5565 states to 2568 states and 5102 transitions. [2021-11-22 23:14:59,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 5102 transitions. [2021-11-22 23:14:59,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:14:59,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5566 states to 2569 states and 5103 transitions. [2021-11-22 23:15:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 5103 transitions. [2021-11-22 23:15:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:00,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5567 states to 2570 states and 5104 transitions. [2021-11-22 23:15:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 5104 transitions. [2021-11-22 23:15:00,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:00,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,007 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:01,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5568 states to 2571 states and 5105 transitions. [2021-11-22 23:15:01,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 5105 transitions. [2021-11-22 23:15:01,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:01,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:02,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5569 states to 2572 states and 5106 transitions. [2021-11-22 23:15:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 5106 transitions. [2021-11-22 23:15:02,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:02,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,373 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:02,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 2574 states and 5109 transitions. [2021-11-22 23:15:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 5109 transitions. [2021-11-22 23:15:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:02,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:03,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5575 states to 2576 states and 5112 transitions. [2021-11-22 23:15:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 5112 transitions. [2021-11-22 23:15:03,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:03,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5576 states to 2577 states and 5113 transitions. [2021-11-22 23:15:03,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 5113 transitions. [2021-11-22 23:15:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:03,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5577 states to 2578 states and 5114 transitions. [2021-11-22 23:15:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 5114 transitions. [2021-11-22 23:15:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:03,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5580 states to 2580 states and 5117 transitions. [2021-11-22 23:15:04,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 5117 transitions. [2021-11-22 23:15:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:04,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:04,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5584 states to 2582 states and 5121 transitions. [2021-11-22 23:15:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 5121 transitions. [2021-11-22 23:15:04,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:04,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:04,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5588 states to 2584 states and 5125 transitions. [2021-11-22 23:15:04,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 5125 transitions. [2021-11-22 23:15:04,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:04,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5649 states to 2599 states and 5165 transitions. [2021-11-22 23:15:24,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 5165 transitions. [2021-11-22 23:15:24,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:24,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:24,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:27,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:16:20,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:20,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5844 states to 2648 states and 5290 transitions. [2021-11-22 23:16:20,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 5290 transitions. [2021-11-22 23:16:20,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:20,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:20,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:20,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5845 states to 2649 states and 5291 transitions. [2021-11-22 23:16:20,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5291 transitions. [2021-11-22 23:16:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:20,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:20,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:20,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5859 states to 2654 states and 5303 transitions. [2021-11-22 23:16:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 5303 transitions. [2021-11-22 23:16:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:25,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:25,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:25,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:31,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5878 states to 2661 states and 5320 transitions. [2021-11-22 23:16:31,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5320 transitions. [2021-11-22 23:16:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:31,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:31,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:34,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:34,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5884 states to 2664 states and 5326 transitions. [2021-11-22 23:16:34,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 5326 transitions. [2021-11-22 23:16:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:34,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:34,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:36,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:36,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5886 states to 2666 states and 5328 transitions. [2021-11-22 23:16:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 5328 transitions. [2021-11-22 23:16:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:36,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:36,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:37,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:43,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:43,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 2673 states and 5345 transitions. [2021-11-22 23:16:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5345 transitions. [2021-11-22 23:16:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:43,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:43,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 2682 states and 5363 transitions. [2021-11-22 23:16:52,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 5363 transitions. [2021-11-22 23:16:52,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:52,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:52,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:52,703 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:54,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5925 states to 2684 states and 5365 transitions. [2021-11-22 23:16:54,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 5365 transitions. [2021-11-22 23:16:54,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:54,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:54,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:54,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:19,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:19,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5980 states to 2709 states and 5418 transitions. [2021-11-22 23:17:19,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 5418 transitions. [2021-11-22 23:17:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:17:19,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:19,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 2683 states and 5369 transitions. [2021-11-22 23:17:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 5369 transitions. [2021-11-22 23:17:21,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:21,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:21,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:21,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 2684 states and 5370 transitions. [2021-11-22 23:17:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 5370 transitions. [2021-11-22 23:17:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:21,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:21,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:22,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5924 states to 2685 states and 5371 transitions. [2021-11-22 23:17:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 5371 transitions. [2021-11-22 23:17:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:22,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:22,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5925 states to 2686 states and 5372 transitions. [2021-11-22 23:17:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 5372 transitions. [2021-11-22 23:17:23,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:23,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:23,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:24,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 2687 states and 5373 transitions. [2021-11-22 23:17:24,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 5373 transitions. [2021-11-22 23:17:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:24,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:24,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:24,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5927 states to 2688 states and 5374 transitions. [2021-11-22 23:17:24,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 5374 transitions. [2021-11-22 23:17:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:24,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:24,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:24,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5930 states to 2690 states and 5377 transitions. [2021-11-22 23:17:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 5377 transitions. [2021-11-22 23:17:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:25,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:25,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:25,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:25,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:25,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5933 states to 2692 states and 5380 transitions. [2021-11-22 23:17:25,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 5380 transitions. [2021-11-22 23:17:25,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:25,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:25,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:25,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:30,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5938 states to 2694 states and 5385 transitions. [2021-11-22 23:17:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 5385 transitions. [2021-11-22 23:17:30,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:30,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,160 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5939 states to 2695 states and 5386 transitions. [2021-11-22 23:17:30,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 5386 transitions. [2021-11-22 23:17:30,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:30,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5942 states to 2697 states and 5389 transitions. [2021-11-22 23:17:31,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 5389 transitions. [2021-11-22 23:17:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:31,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:31,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 2698 states and 5390 transitions. [2021-11-22 23:17:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 5390 transitions. [2021-11-22 23:17:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:31,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:31,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5946 states to 2700 states and 5393 transitions. [2021-11-22 23:17:31,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 5393 transitions. [2021-11-22 23:17:31,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:31,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,869 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:33,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5949 states to 2702 states and 5396 transitions. [2021-11-22 23:17:33,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 5396 transitions. [2021-11-22 23:17:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:33,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:33,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5953 states to 2704 states and 5400 transitions. [2021-11-22 23:17:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 5400 transitions. [2021-11-22 23:17:33,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:33,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:33,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:33,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:33,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5957 states to 2706 states and 5404 transitions. [2021-11-22 23:17:33,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2706 states and 5404 transitions. [2021-11-22 23:17:33,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:33,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:33,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:18:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6005 states to 2723 states and 5450 transitions. [2021-11-22 23:18:00,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 5450 transitions. [2021-11-22 23:18:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:18:00,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:15,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6212 states to 2774 states and 5583 transitions. [2021-11-22 23:19:15,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 5583 transitions. [2021-11-22 23:19:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:19:15,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,504 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6213 states to 2775 states and 5584 transitions. [2021-11-22 23:19:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 5584 transitions. [2021-11-22 23:19:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:19:16,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:16,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:16,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:22,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6226 states to 2779 states and 5595 transitions. [2021-11-22 23:19:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 5595 transitions. [2021-11-22 23:19:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:19:22,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6251 states to 2789 states and 5618 transitions. [2021-11-22 23:19:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2789 states and 5618 transitions. [2021-11-22 23:19:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:19:35,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6253 states to 2791 states and 5620 transitions. [2021-11-22 23:19:38,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 5620 transitions. [2021-11-22 23:19:38,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:19:38,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:59,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6290 states to 2807 states and 5655 transitions. [2021-11-22 23:19:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5655 transitions. [2021-11-22 23:19:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:19:59,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:59,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:59,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:01,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6292 states to 2809 states and 5657 transitions. [2021-11-22 23:20:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5657 transitions. [2021-11-22 23:20:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:20:01,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:01,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.