./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.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_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/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_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/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_7b78d77f-60e1-4947-b949-351c28f8faa7/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 ebeacfd453f434fdf714d7b079047e83de79a1e641783287d3b5f33f6eefdc0e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:19:12,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:19:12,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:19:12,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:19:12,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:19:12,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:19:12,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:19:12,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:19:12,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:19:12,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:19:12,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:19:12,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:19:12,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:19:12,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:19:12,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:19:12,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:19:12,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:19:12,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:19:12,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:19:12,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:19:12,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:19:12,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:19:12,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:19:12,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:19:12,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:19:12,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:19:12,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:19:12,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:19:12,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:19:12,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:19:12,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:19:12,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:19:12,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:19:12,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:19:12,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:19:12,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:19:12,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:19:12,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:19:12,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:19:12,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:19:12,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:19:12,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:19:12,224 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:19:12,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:19:12,225 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:19:12,225 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:19:12,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:19:12,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:19:12,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:19:12,226 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:19:12,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:19:12,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:19:12,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:19:12,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:19:12,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:19:12,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:19:12,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:19:12,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:19:12,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:19:12,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:19:12,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:19:12,228 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:19:12,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:19:12,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:19:12,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:19:12,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:19:12,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:19:12,229 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:19:12,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:19:12,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:19:12,229 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_7b78d77f-60e1-4947-b949-351c28f8faa7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebeacfd453f434fdf714d7b079047e83de79a1e641783287d3b5f33f6eefdc0e [2021-11-23 01:19:12,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:19:12,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:19:12,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:19:12,530 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:19:12,531 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:19:12,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.cil-1.c [2021-11-23 01:19:12,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/data/defab0de4/7a26d5b2ea664d9d98a0e8f6c9547a16/FLAG03b09d484 [2021-11-23 01:19:13,692 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:19:13,694 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.cil-1.c [2021-11-23 01:19:13,756 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/data/defab0de4/7a26d5b2ea664d9d98a0e8f6c9547a16/FLAG03b09d484 [2021-11-23 01:19:13,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/data/defab0de4/7a26d5b2ea664d9d98a0e8f6c9547a16 [2021-11-23 01:19:13,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:19:13,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:19:13,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:19:13,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:19:13,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:19:13,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:19:13" (1/1) ... [2021-11-23 01:19:13,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693fee66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:13, skipping insertion in model container [2021-11-23 01:19:13,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:19:13" (1/1) ... [2021-11-23 01:19:13,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:19:14,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:19:16,576 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_7b78d77f-60e1-4947-b949-351c28f8faa7/sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.cil-1.c[380323,380336] [2021-11-23 01:19:16,613 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_7b78d77f-60e1-4947-b949-351c28f8faa7/sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.cil-1.c[383339,383352] [2021-11-23 01:19:16,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:19:16,979 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:19:18,227 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_7b78d77f-60e1-4947-b949-351c28f8faa7/sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.cil-1.c[380323,380336] [2021-11-23 01:19:18,233 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_7b78d77f-60e1-4947-b949-351c28f8faa7/sv-benchmarks/c/combinations/Problem05_label45+token_ring.10.cil-1.c[383339,383352] [2021-11-23 01:19:18,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:19:18,360 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:19:18,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18 WrapperNode [2021-11-23 01:19:18,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:19:18,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:19:18,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:19:18,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:19:18,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:18,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:18,969 INFO L137 Inliner]: procedures = 64, calls = 72, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 13088 [2021-11-23 01:19:18,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:19:18,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:19:18,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:19:18,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:19:18,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:18,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:19,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:19,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:19,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:19,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:19,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:19,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:19:19,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:19:19,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:19:19,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:19:19,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:19:18" (1/1) ... [2021-11-23 01:19:19,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:19:19,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:19:19,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:19:19,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b78d77f-60e1-4947-b949-351c28f8faa7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:19:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:19:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 01:19:19,780 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 01:19:19,780 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 01:19:19,781 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 01:19:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 01:19:19,781 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 01:19:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 01:19:19,781 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 01:19:19,781 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 01:19:19,782 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 01:19:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 01:19:19,782 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 01:19:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 01:19:19,782 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 01:19:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:19:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:19:19,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:19:20,013 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:19:20,015 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:19:27,884 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:19:30,171 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:19:30,172 INFO L301 CfgBuilder]: Removed 14 assume(true) statements. [2021-11-23 01:19:30,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:19:30 BoogieIcfgContainer [2021-11-23 01:19:30,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:19:30,181 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:19:30,181 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:19:30,190 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:19:30,191 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:19:30" (1/1) ... [2021-11-23 01:19:30,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:19:30,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:30,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 1815 states and 3539 transitions. [2021-11-23 01:19:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3539 transitions. [2021-11-23 01:19:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:30,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:30,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:30,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:30,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1846 states and 3599 transitions. [2021-11-23 01:19:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3599 transitions. [2021-11-23 01:19:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:30,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:30,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:31,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1847 states and 3599 transitions. [2021-11-23 01:19:31,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3599 transitions. [2021-11-23 01:19:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:31,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:31,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1848 states and 3599 transitions. [2021-11-23 01:19:31,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3599 transitions. [2021-11-23 01:19:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:31,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1849 states and 3599 transitions. [2021-11-23 01:19:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3599 transitions. [2021-11-23 01:19:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:31,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1850 states and 3599 transitions. [2021-11-23 01:19:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3599 transitions. [2021-11-23 01:19:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:31,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:31,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1851 states and 3599 transitions. [2021-11-23 01:19:31,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3599 transitions. [2021-11-23 01:19:31,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:31,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:31,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1852 states and 3599 transitions. [2021-11-23 01:19:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3599 transitions. [2021-11-23 01:19:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:31,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1853 states and 3599 transitions. [2021-11-23 01:19:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3599 transitions. [2021-11-23 01:19:32,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1854 states and 3599 transitions. [2021-11-23 01:19:32,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3599 transitions. [2021-11-23 01:19:32,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1855 states and 3599 transitions. [2021-11-23 01:19:32,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3599 transitions. [2021-11-23 01:19:32,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1856 states and 3599 transitions. [2021-11-23 01:19:32,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3599 transitions. [2021-11-23 01:19:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1883 states and 3652 transitions. [2021-11-23 01:19:32,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3652 transitions. [2021-11-23 01:19:32,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1884 states and 3652 transitions. [2021-11-23 01:19:32,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3652 transitions. [2021-11-23 01:19:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1885 states and 3652 transitions. [2021-11-23 01:19:32,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3652 transitions. [2021-11-23 01:19:32,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1886 states and 3652 transitions. [2021-11-23 01:19:32,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3652 transitions. [2021-11-23 01:19:32,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:32,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1887 states and 3652 transitions. [2021-11-23 01:19:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3652 transitions. [2021-11-23 01:19:33,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1888 states and 3652 transitions. [2021-11-23 01:19:33,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3652 transitions. [2021-11-23 01:19:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1889 states and 3652 transitions. [2021-11-23 01:19:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3652 transitions. [2021-11-23 01:19:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1890 states and 3652 transitions. [2021-11-23 01:19:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3652 transitions. [2021-11-23 01:19:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1891 states and 3652 transitions. [2021-11-23 01:19:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3652 transitions. [2021-11-23 01:19:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1914 states and 3699 transitions. [2021-11-23 01:19:33,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3699 transitions. [2021-11-23 01:19:33,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1915 states and 3699 transitions. [2021-11-23 01:19:33,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3699 transitions. [2021-11-23 01:19:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1916 states and 3699 transitions. [2021-11-23 01:19:33,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3699 transitions. [2021-11-23 01:19:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1917 states and 3699 transitions. [2021-11-23 01:19:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3699 transitions. [2021-11-23 01:19:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1918 states and 3699 transitions. [2021-11-23 01:19:33,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3699 transitions. [2021-11-23 01:19:33,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:33,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1919 states and 3699 transitions. [2021-11-23 01:19:34,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3699 transitions. [2021-11-23 01:19:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1920 states and 3699 transitions. [2021-11-23 01:19:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3699 transitions. [2021-11-23 01:19:34,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1921 states and 3699 transitions. [2021-11-23 01:19:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3699 transitions. [2021-11-23 01:19:34,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1938 states and 3734 transitions. [2021-11-23 01:19:34,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3734 transitions. [2021-11-23 01:19:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1939 states and 3734 transitions. [2021-11-23 01:19:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3734 transitions. [2021-11-23 01:19:34,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1940 states and 3734 transitions. [2021-11-23 01:19:34,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3734 transitions. [2021-11-23 01:19:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1941 states and 3734 transitions. [2021-11-23 01:19:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3734 transitions. [2021-11-23 01:19:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1942 states and 3734 transitions. [2021-11-23 01:19:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3734 transitions. [2021-11-23 01:19:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:34,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1943 states and 3734 transitions. [2021-11-23 01:19:34,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3734 transitions. [2021-11-23 01:19:34,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:34,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:35,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1954 states and 3757 transitions. [2021-11-23 01:19:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3757 transitions. [2021-11-23 01:19:35,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:35,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1955 states and 3757 transitions. [2021-11-23 01:19:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3757 transitions. [2021-11-23 01:19:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:35,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:35,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1956 states and 3757 transitions. [2021-11-23 01:19:35,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3757 transitions. [2021-11-23 01:19:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:35,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:35,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1957 states and 3757 transitions. [2021-11-23 01:19:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3757 transitions. [2021-11-23 01:19:35,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:35,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:35,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1962 states and 3768 transitions. [2021-11-23 01:19:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3768 transitions. [2021-11-23 01:19:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:35,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:36,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1963 states and 3768 transitions. [2021-11-23 01:19:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3768 transitions. [2021-11-23 01:19:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:36,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:36,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:36,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:36,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1971 states and 3783 transitions. [2021-11-23 01:19:36,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3783 transitions. [2021-11-23 01:19:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:19:36,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:36,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:19:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:38,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 2008 states and 3858 transitions. [2021-11-23 01:19:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 3858 transitions. [2021-11-23 01:19:38,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:19:38,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:38,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:38,273 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:39,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:39,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 2010 states and 3863 transitions. [2021-11-23 01:19:39,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 3863 transitions. [2021-11-23 01:19:39,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:19:39,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:39,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:39,503 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:41,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:41,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 2018 states and 3880 transitions. [2021-11-23 01:19:41,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 3880 transitions. [2021-11-23 01:19:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:19:41,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:41,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:41,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:43,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 2032 states and 3909 transitions. [2021-11-23 01:19:43,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 3909 transitions. [2021-11-23 01:19:43,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:19:43,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:43,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:44,073 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:47,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 2052 states and 3950 transitions. [2021-11-23 01:19:47,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 3950 transitions. [2021-11-23 01:19:47,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:19:47,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:47,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:47,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:52,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:52,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 2081 states and 4009 transitions. [2021-11-23 01:19:52,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4009 transitions. [2021-11-23 01:19:52,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:19:52,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:52,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:52,338 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:52,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:52,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2082 states and 4010 transitions. [2021-11-23 01:19:52,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4010 transitions. [2021-11-23 01:19:52,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:19:52,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:52,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:52,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 2083 states and 4011 transitions. [2021-11-23 01:19:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4011 transitions. [2021-11-23 01:19:52,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:19:52,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:52,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:52,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:52,753 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:52,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:52,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 2084 states and 4012 transitions. [2021-11-23 01:19:52,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4012 transitions. [2021-11-23 01:19:52,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:19:52,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:52,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:53,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:53,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 2085 states and 4013 transitions. [2021-11-23 01:19:53,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4013 transitions. [2021-11-23 01:19:53,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:19:53,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:53,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:19:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:53,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2086 states and 4014 transitions. [2021-11-23 01:19:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4014 transitions. [2021-11-23 01:19:53,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:19:53,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:53,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:53,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:19:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:59,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 2125 states and 4096 transitions. [2021-11-23 01:19:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4096 transitions. [2021-11-23 01:19:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:19:59,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:59,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:59,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2127 states and 4101 transitions. [2021-11-23 01:20:00,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4101 transitions. [2021-11-23 01:20:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:00,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:00,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:20:00,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 2128 states and 4102 transitions. [2021-11-23 01:20:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4102 transitions. [2021-11-23 01:20:00,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:00,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:00,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:20:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 2129 states and 4103 transitions. [2021-11-23 01:20:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4103 transitions. [2021-11-23 01:20:00,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:00,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:00,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:02,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 2137 states and 4120 transitions. [2021-11-23 01:20:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4120 transitions. [2021-11-23 01:20:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:02,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:02,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:02,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:04,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 2151 states and 4149 transitions. [2021-11-23 01:20:04,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4149 transitions. [2021-11-23 01:20:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:04,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:04,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:04,479 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:20:04,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 2152 states and 4150 transitions. [2021-11-23 01:20:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4150 transitions. [2021-11-23 01:20:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:04,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:04,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:04,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:08,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 2172 states and 4191 transitions. [2021-11-23 01:20:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4191 transitions. [2021-11-23 01:20:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:08,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:08,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:08,077 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:20:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 2173 states and 4192 transitions. [2021-11-23 01:20:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4192 transitions. [2021-11-23 01:20:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:08,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:08,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:08,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:13,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:13,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 2202 states and 4252 transitions. [2021-11-23 01:20:13,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4252 transitions. [2021-11-23 01:20:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:20:13,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:13,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:20:13,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:13,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 2172 states and 4199 transitions. [2021-11-23 01:20:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4199 transitions. [2021-11-23 01:20:13,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:13,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:13,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:14,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 2173 states and 4200 transitions. [2021-11-23 01:20:14,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4200 transitions. [2021-11-23 01:20:14,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:14,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:14,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:14,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:14,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 2174 states and 4201 transitions. [2021-11-23 01:20:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4201 transitions. [2021-11-23 01:20:14,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:14,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:14,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:14,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:14,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:14,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2175 states and 4202 transitions. [2021-11-23 01:20:14,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4202 transitions. [2021-11-23 01:20:14,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:14,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:14,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:14,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 2176 states and 4203 transitions. [2021-11-23 01:20:14,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4203 transitions. [2021-11-23 01:20:14,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:14,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:14,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:15,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:15,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 2177 states and 4204 transitions. [2021-11-23 01:20:15,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4204 transitions. [2021-11-23 01:20:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:15,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:15,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:16,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:20:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4497 states to 2219 states and 4297 transitions. [2021-11-23 01:20:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4297 transitions. [2021-11-23 01:20:25,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:25,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:25,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:25,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:26,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 2221 states and 4302 transitions. [2021-11-23 01:20:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4302 transitions. [2021-11-23 01:20:26,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:26,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:26,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:26,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 2222 states and 4303 transitions. [2021-11-23 01:20:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4303 transitions. [2021-11-23 01:20:26,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:26,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:26,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 2223 states and 4304 transitions. [2021-11-23 01:20:26,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4304 transitions. [2021-11-23 01:20:26,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:26,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:26,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:26,892 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:28,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 2231 states and 4321 transitions. [2021-11-23 01:20:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4321 transitions. [2021-11-23 01:20:28,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:28,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:28,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:31,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 2245 states and 4350 transitions. [2021-11-23 01:20:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4350 transitions. [2021-11-23 01:20:31,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:31,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:31,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:31,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4557 states to 2246 states and 4351 transitions. [2021-11-23 01:20:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4351 transitions. [2021-11-23 01:20:31,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:31,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:31,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:31,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:36,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 2266 states and 4392 transitions. [2021-11-23 01:20:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4392 transitions. [2021-11-23 01:20:36,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:36,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:36,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:36,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4601 states to 2267 states and 4393 transitions. [2021-11-23 01:20:36,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4393 transitions. [2021-11-23 01:20:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:36,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:36,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:36,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 2295 states and 4452 transitions. [2021-11-23 01:20:43,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4452 transitions. [2021-11-23 01:20:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:20:43,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:43,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:43,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4603 states to 2265 states and 4397 transitions. [2021-11-23 01:20:43,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4397 transitions. [2021-11-23 01:20:43,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:20:43,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:43,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:44,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 2266 states and 4398 transitions. [2021-11-23 01:20:44,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4398 transitions. [2021-11-23 01:20:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:20:44,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:44,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 2267 states and 4399 transitions. [2021-11-23 01:20:44,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4399 transitions. [2021-11-23 01:20:44,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:20:44,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 2268 states and 4400 transitions. [2021-11-23 01:20:44,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4400 transitions. [2021-11-23 01:20:44,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:20:44,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:44,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:44,830 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:45,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4607 states to 2269 states and 4401 transitions. [2021-11-23 01:20:45,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4401 transitions. [2021-11-23 01:20:45,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:20:45,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:20:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 2270 states and 4402 transitions. [2021-11-23 01:20:45,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4402 transitions. [2021-11-23 01:20:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:20:45,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:46,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 2314 states and 4500 transitions. [2021-11-23 01:21:00,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4500 transitions. [2021-11-23 01:21:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:00,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,480 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 2315 states and 4501 transitions. [2021-11-23 01:21:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4501 transitions. [2021-11-23 01:21:00,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:00,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4773 states to 2317 states and 4506 transitions. [2021-11-23 01:21:01,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4506 transitions. [2021-11-23 01:21:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:01,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 2318 states and 4507 transitions. [2021-11-23 01:21:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4507 transitions. [2021-11-23 01:21:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:01,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:02,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 2319 states and 4508 transitions. [2021-11-23 01:21:02,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4508 transitions. [2021-11-23 01:21:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:02,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:04,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 2327 states and 4525 transitions. [2021-11-23 01:21:04,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4525 transitions. [2021-11-23 01:21:04,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:04,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 2341 states and 4554 transitions. [2021-11-23 01:21:08,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4554 transitions. [2021-11-23 01:21:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:08,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:08,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:08,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 2342 states and 4555 transitions. [2021-11-23 01:21:08,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4555 transitions. [2021-11-23 01:21:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:08,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:08,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 2362 states and 4597 transitions. [2021-11-23 01:21:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4597 transitions. [2021-11-23 01:21:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:14,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:15,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4871 states to 2363 states and 4598 transitions. [2021-11-23 01:21:15,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4598 transitions. [2021-11-23 01:21:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:15,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:15,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:22,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 2385 states and 4645 transitions. [2021-11-23 01:21:22,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4645 transitions. [2021-11-23 01:21:22,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:22,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:24,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4932 states to 2391 states and 4657 transitions. [2021-11-23 01:21:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4657 transitions. [2021-11-23 01:21:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:21:24,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,698 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:25,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 2362 states and 4603 transitions. [2021-11-23 01:21:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4603 transitions. [2021-11-23 01:21:25,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:25,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:25,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 2363 states and 4604 transitions. [2021-11-23 01:21:25,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4604 transitions. [2021-11-23 01:21:25,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:25,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 2364 states and 4605 transitions. [2021-11-23 01:21:26,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4605 transitions. [2021-11-23 01:21:26,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:26,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:26,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 2365 states and 4606 transitions. [2021-11-23 01:21:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4606 transitions. [2021-11-23 01:21:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:26,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:26,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:27,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 2366 states and 4607 transitions. [2021-11-23 01:21:27,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4607 transitions. [2021-11-23 01:21:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:27,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 2367 states and 4608 transitions. [2021-11-23 01:21:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4608 transitions. [2021-11-23 01:21:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:27,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:27,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 2367 states and 4607 transitions. [2021-11-23 01:21:27,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4607 transitions. [2021-11-23 01:21:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:27,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:27,587 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 2369 states and 4611 transitions. [2021-11-23 01:21:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4611 transitions. [2021-11-23 01:21:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:27,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:27,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5056 states to 2415 states and 4716 transitions. [2021-11-23 01:21:48,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4716 transitions. [2021-11-23 01:21:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:48,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:48,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 2416 states and 4717 transitions. [2021-11-23 01:21:48,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4717 transitions. [2021-11-23 01:21:48,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:48,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:48,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:49,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5064 states to 2418 states and 4722 transitions. [2021-11-23 01:21:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4722 transitions. [2021-11-23 01:21:49,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:49,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 2419 states and 4723 transitions. [2021-11-23 01:21:50,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4723 transitions. [2021-11-23 01:21:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:50,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:50,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 2420 states and 4724 transitions. [2021-11-23 01:21:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4724 transitions. [2021-11-23 01:21:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:50,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:50,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:53,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 2428 states and 4741 transitions. [2021-11-23 01:21:53,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4741 transitions. [2021-11-23 01:21:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:53,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:53,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:53,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:58,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 2442 states and 4770 transitions. [2021-11-23 01:21:58,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 4770 transitions. [2021-11-23 01:21:58,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:58,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:58,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:21:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:59,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5117 states to 2443 states and 4771 transitions. [2021-11-23 01:21:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4771 transitions. [2021-11-23 01:21:59,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:21:59,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:59,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:59,099 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:06,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5160 states to 2462 states and 4812 transitions. [2021-11-23 01:22:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4812 transitions. [2021-11-23 01:22:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:22:06,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:07,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5161 states to 2463 states and 4813 transitions. [2021-11-23 01:22:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4813 transitions. [2021-11-23 01:22:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:22:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:07,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:07,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:20,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5222 states to 2491 states and 4872 transitions. [2021-11-23 01:22:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 4872 transitions. [2021-11-23 01:22:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:22:20,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:20,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:20,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:21,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5162 states to 2462 states and 4818 transitions. [2021-11-23 01:22:21,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4818 transitions. [2021-11-23 01:22:21,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:21,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5163 states to 2463 states and 4819 transitions. [2021-11-23 01:22:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4819 transitions. [2021-11-23 01:22:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:21,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:21,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5164 states to 2464 states and 4820 transitions. [2021-11-23 01:22:22,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4820 transitions. [2021-11-23 01:22:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:22,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:22,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5165 states to 2465 states and 4821 transitions. [2021-11-23 01:22:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 4821 transitions. [2021-11-23 01:22:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:22,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:22,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5166 states to 2466 states and 4822 transitions. [2021-11-23 01:22:23,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4822 transitions. [2021-11-23 01:22:23,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:23,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:23,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5167 states to 2467 states and 4823 transitions. [2021-11-23 01:22:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 4823 transitions. [2021-11-23 01:22:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:23,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:23,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5171 states to 2469 states and 4827 transitions. [2021-11-23 01:22:23,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 4827 transitions. [2021-11-23 01:22:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:23,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:23,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5175 states to 2471 states and 4831 transitions. [2021-11-23 01:22:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 4831 transitions. [2021-11-23 01:22:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:23,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:23,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:32,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5228 states to 2481 states and 4853 transitions. [2021-11-23 01:22:32,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 4853 transitions. [2021-11-23 01:22:32,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:22:32,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:32,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5418 states to 2529 states and 4965 transitions. [2021-11-23 01:23:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 4965 transitions. [2021-11-23 01:23:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:04,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:04,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5422 states to 2531 states and 4969 transitions. [2021-11-23 01:23:04,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 4969 transitions. [2021-11-23 01:23:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:04,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:04,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5423 states to 2532 states and 4970 transitions. [2021-11-23 01:23:04,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 4970 transitions. [2021-11-23 01:23:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:04,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5430 states to 2534 states and 4975 transitions. [2021-11-23 01:23:05,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 4975 transitions. [2021-11-23 01:23:05,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:05,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:06,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 2535 states and 4976 transitions. [2021-11-23 01:23:06,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 4976 transitions. [2021-11-23 01:23:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:06,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5432 states to 2536 states and 4977 transitions. [2021-11-23 01:23:06,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 4977 transitions. [2021-11-23 01:23:06,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:06,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:10,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5451 states to 2544 states and 4994 transitions. [2021-11-23 01:23:10,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 4994 transitions. [2021-11-23 01:23:10,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:10,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:17,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:17,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 2558 states and 5024 transitions. [2021-11-23 01:23:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 5024 transitions. [2021-11-23 01:23:17,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:17,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:17,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:17,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:17,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5484 states to 2559 states and 5025 transitions. [2021-11-23 01:23:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 5025 transitions. [2021-11-23 01:23:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:17,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:17,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:28,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:28,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 2578 states and 5066 transitions. [2021-11-23 01:23:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 5066 transitions. [2021-11-23 01:23:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:28,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:28,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:28,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:30,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2580 states and 5068 transitions. [2021-11-23 01:23:30,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 5068 transitions. [2021-11-23 01:23:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:30,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:30,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:30,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:47,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5590 states to 2608 states and 5127 transitions. [2021-11-23 01:23:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 5127 transitions. [2021-11-23 01:23:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:47,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:47,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:48,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2579 states and 5073 transitions. [2021-11-23 01:23:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 5073 transitions. [2021-11-23 01:23:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:48,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:48,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:49,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:49,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5530 states to 2580 states and 5074 transitions. [2021-11-23 01:23:49,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 5074 transitions. [2021-11-23 01:23:49,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:49,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:49,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:49,498 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:49,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:49,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5531 states to 2581 states and 5075 transitions. [2021-11-23 01:23:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 5075 transitions. [2021-11-23 01:23:49,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:49,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:49,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:50,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5532 states to 2582 states and 5076 transitions. [2021-11-23 01:23:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 5076 transitions. [2021-11-23 01:23:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:50,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:50,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:51,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:51,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5533 states to 2583 states and 5077 transitions. [2021-11-23 01:23:51,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 5077 transitions. [2021-11-23 01:23:51,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:51,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:51,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:51,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:51,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5534 states to 2584 states and 5078 transitions. [2021-11-23 01:23:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 5078 transitions. [2021-11-23 01:23:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:51,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:51,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:52,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:52,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 2586 states and 5081 transitions. [2021-11-23 01:23:52,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 5081 transitions. [2021-11-23 01:23:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:52,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:52,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:53,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5541 states to 2588 states and 5085 transitions. [2021-11-23 01:23:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 5085 transitions. [2021-11-23 01:23:53,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:53,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:53,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:53,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5545 states to 2590 states and 5089 transitions. [2021-11-23 01:23:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 5089 transitions. [2021-11-23 01:23:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:53,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:53,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:53,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:06,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5580 states to 2603 states and 5121 transitions. [2021-11-23 01:24:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 5121 transitions. [2021-11-23 01:24:06,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:24:06,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:06,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:08,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:54,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:54,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5790 states to 2654 states and 5245 transitions. [2021-11-23 01:24:54,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 5245 transitions. [2021-11-23 01:24:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:24:54,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:54,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:54,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5794 states to 2656 states and 5249 transitions. [2021-11-23 01:24:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5249 transitions. [2021-11-23 01:24:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:24:54,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:54,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:54,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:24:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:54,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5795 states to 2657 states and 5250 transitions. [2021-11-23 01:24:54,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 5250 transitions. [2021-11-23 01:24:54,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:24:54,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:54,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:55,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:25:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5831 states to 2669 states and 5284 transitions. [2021-11-23 01:25:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 5284 transitions. [2021-11-23 01:25:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:10,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:10,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:10,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5838 states to 2671 states and 5289 transitions. [2021-11-23 01:25:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 5289 transitions. [2021-11-23 01:25:11,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:11,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:11,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:11,979 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5839 states to 2672 states and 5290 transitions. [2021-11-23 01:25:12,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 5290 transitions. [2021-11-23 01:25:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:12,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:12,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:12,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:13,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:13,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5840 states to 2673 states and 5291 transitions. [2021-11-23 01:25:13,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5291 transitions. [2021-11-23 01:25:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:13,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:20,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:20,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5860 states to 2681 states and 5309 transitions. [2021-11-23 01:25:20,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 5309 transitions. [2021-11-23 01:25:20,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:20,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:20,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:20,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5891 states to 2694 states and 5338 transitions. [2021-11-23 01:25:30,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 5338 transitions. [2021-11-23 01:25:30,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:30,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:30,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:30,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:30,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:30,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5892 states to 2695 states and 5339 transitions. [2021-11-23 01:25:30,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 5339 transitions. [2021-11-23 01:25:30,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:30,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:30,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:30,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:40,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:40,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 2708 states and 5368 transitions. [2021-11-23 01:25:40,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 5368 transitions. [2021-11-23 01:25:40,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:40,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:40,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5929 states to 2711 states and 5374 transitions. [2021-11-23 01:25:44,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 5374 transitions. [2021-11-23 01:25:44,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:44,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:44,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:44,484 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:47,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5935 states to 2714 states and 5380 transitions. [2021-11-23 01:25:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 5380 transitions. [2021-11-23 01:25:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:47,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:47,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:25:50,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:50,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 2716 states and 5382 transitions. [2021-11-23 01:25:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 5382 transitions. [2021-11-23 01:25:50,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:25:50,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:50,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:50,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5974 states to 2732 states and 5417 transitions. [2021-11-23 01:26:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 5417 transitions. [2021-11-23 01:26:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:26:04,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:04,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:04,431 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5998 states to 2744 states and 5441 transitions. [2021-11-23 01:26:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 5441 transitions. [2021-11-23 01:26:16,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:26:16,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:16,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:17,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 2715 states and 5387 transitions. [2021-11-23 01:26:17,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5387 transitions. [2021-11-23 01:26:17,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:17,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:17,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:17,902 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 2716 states and 5388 transitions. [2021-11-23 01:26:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 5388 transitions. [2021-11-23 01:26:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:18,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:18,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:19,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5938 states to 2717 states and 5389 transitions. [2021-11-23 01:26:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5389 transitions. [2021-11-23 01:26:19,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:19,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:19,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:19,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:20,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:20,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5939 states to 2718 states and 5390 transitions. [2021-11-23 01:26:20,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 5390 transitions. [2021-11-23 01:26:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:20,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:20,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:21,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5940 states to 2719 states and 5391 transitions. [2021-11-23 01:26:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 5391 transitions. [2021-11-23 01:26:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:21,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:21,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:21,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:26:22,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5941 states to 2720 states and 5392 transitions. [2021-11-23 01:26:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 5392 transitions. [2021-11-23 01:26:22,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:22,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:22,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5944 states to 2722 states and 5395 transitions. [2021-11-23 01:26:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 5395 transitions. [2021-11-23 01:26:22,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:22,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:22,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:23,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:23,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 2724 states and 5398 transitions. [2021-11-23 01:26:23,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 5398 transitions. [2021-11-23 01:26:23,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:23,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:23,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5951 states to 2726 states and 5402 transitions. [2021-11-23 01:26:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 5402 transitions. [2021-11-23 01:26:23,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:23,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:23,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:24,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5955 states to 2728 states and 5406 transitions. [2021-11-23 01:26:24,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 5406 transitions. [2021-11-23 01:26:24,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:24,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:24,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:25,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:52,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6024 states to 2743 states and 5446 transitions. [2021-11-23 01:26:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 5446 transitions. [2021-11-23 01:26:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:26:52,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:52,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:56,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:07,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6248 states to 2796 states and 5582 transitions. [2021-11-23 01:28:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5582 transitions. [2021-11-23 01:28:07,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:07,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:07,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:07,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:07,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:07,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6249 states to 2797 states and 5583 transitions. [2021-11-23 01:28:07,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 5583 transitions. [2021-11-23 01:28:07,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:07,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:07,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:10,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6252 states to 2798 states and 5586 transitions. [2021-11-23 01:28:10,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5586 transitions. [2021-11-23 01:28:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:10,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:10,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:10,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:10,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6253 states to 2799 states and 5587 transitions. [2021-11-23 01:28:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 5587 transitions. [2021-11-23 01:28:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:10,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:10,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:11,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:28:14,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 2801 states and 5590 transitions. [2021-11-23 01:28:14,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 5590 transitions. [2021-11-23 01:28:14,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:14,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:14,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:14,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:16,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:16,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6263 states to 2803 states and 5595 transitions. [2021-11-23 01:28:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5595 transitions. [2021-11-23 01:28:16,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:16,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:16,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:16,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 2804 states and 5596 transitions. [2021-11-23 01:28:16,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5596 transitions. [2021-11-23 01:28:16,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:16,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:16,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:16,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:17,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6265 states to 2805 states and 5597 transitions. [2021-11-23 01:28:17,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5597 transitions. [2021-11-23 01:28:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:17,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:17,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:18,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6284 states to 2812 states and 5614 transitions. [2021-11-23 01:28:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5614 transitions. [2021-11-23 01:28:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:25,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:25,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:25,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:32,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:32,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6303 states to 2819 states and 5631 transitions. [2021-11-23 01:28:32,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 5631 transitions. [2021-11-23 01:28:32,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:32,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:32,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:32,357 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6315 states to 2825 states and 5643 transitions. [2021-11-23 01:28:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 5643 transitions. [2021-11-23 01:28:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:37,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:37,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:40,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6317 states to 2827 states and 5645 transitions. [2021-11-23 01:28:40,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 5645 transitions. [2021-11-23 01:28:40,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:40,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:40,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:28:57,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6354 states to 2843 states and 5680 transitions. [2021-11-23 01:28:57,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 5680 transitions. [2021-11-23 01:28:57,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:28:57,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:57,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:57,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:01,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:01,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6360 states to 2846 states and 5686 transitions. [2021-11-23 01:29:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 5686 transitions. [2021-11-23 01:29:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:29:01,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:01,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 2848 states and 5688 transitions. [2021-11-23 01:29:04,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5688 transitions. [2021-11-23 01:29:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:29:04,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:04,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:12,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:12,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6381 states to 2855 states and 5705 transitions. [2021-11-23 01:29:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 5705 transitions. [2021-11-23 01:29:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:29:12,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:12,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:12,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:35,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6423 states to 2876 states and 5747 transitions. [2021-11-23 01:29:35,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5747 transitions. [2021-11-23 01:29:35,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:29:35,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:35,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6360 states to 2847 states and 5693 transitions. [2021-11-23 01:29:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5693 transitions. [2021-11-23 01:29:37,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:37,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:37,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:37,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:38,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6361 states to 2848 states and 5694 transitions. [2021-11-23 01:29:38,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5694 transitions. [2021-11-23 01:29:38,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:38,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:38,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:39,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:39,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 2849 states and 5695 transitions. [2021-11-23 01:29:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5695 transitions. [2021-11-23 01:29:39,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:39,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:39,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6363 states to 2850 states and 5696 transitions. [2021-11-23 01:29:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 5696 transitions. [2021-11-23 01:29:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:40,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:40,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:40,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:40,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6364 states to 2851 states and 5697 transitions. [2021-11-23 01:29:40,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 5697 transitions. [2021-11-23 01:29:40,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:40,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:40,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:40,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:29:42,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6365 states to 2852 states and 5698 transitions. [2021-11-23 01:29:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 5698 transitions. [2021-11-23 01:29:42,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:42,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:42,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:42,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6372 states to 2854 states and 5705 transitions. [2021-11-23 01:29:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 5705 transitions. [2021-11-23 01:29:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:45,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:45,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:45,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:45,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6375 states to 2856 states and 5708 transitions. [2021-11-23 01:29:45,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 5708 transitions. [2021-11-23 01:29:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:45,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:45,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:48,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 2858 states and 5713 transitions. [2021-11-23 01:29:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 5713 transitions. [2021-11-23 01:29:48,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:48,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:48,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:50,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6383 states to 2860 states and 5716 transitions. [2021-11-23 01:29:50,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5716 transitions. [2021-11-23 01:29:50,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:50,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:50,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:56,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6393 states to 2863 states and 5726 transitions. [2021-11-23 01:29:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5726 transitions. [2021-11-23 01:29:56,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:56,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:56,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6397 states to 2865 states and 5730 transitions. [2021-11-23 01:29:56,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5730 transitions. [2021-11-23 01:29:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:56,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:56,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:57,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6400 states to 2867 states and 5733 transitions. [2021-11-23 01:29:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5733 transitions. [2021-11-23 01:29:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:57,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:57,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:29:57,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:57,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6404 states to 2869 states and 5737 transitions. [2021-11-23 01:29:57,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5737 transitions. [2021-11-23 01:29:57,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:29:57,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:57,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.