./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product15.cil.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_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/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_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/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_7b27caa8-dcaa-4523-933a-558f76ee89ce/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 34de882518b863b3a10882f7e6c83b5092b3f8512e5800a72c11385e11ff9a6e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:21:52,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:21:52,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:21:52,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:21:52,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:21:52,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:21:52,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:21:52,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:21:52,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:21:52,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:21:52,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:21:52,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:21:52,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:21:52,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:21:53,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:21:53,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:21:53,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:21:53,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:21:53,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:21:53,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:21:53,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:21:53,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:21:53,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:21:53,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:21:53,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:21:53,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:21:53,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:21:53,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:21:53,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:21:53,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:21:53,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:21:53,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:21:53,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:21:53,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:21:53,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:21:53,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:21:53,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:21:53,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:21:53,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:21:53,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:21:53,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:21:53,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:21:53,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:21:53,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:21:53,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:21:53,095 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:21:53,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:21:53,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:21:53,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:21:53,096 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:21:53,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:21:53,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:21:53,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:21:53,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:21:53,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:21:53,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:21:53,105 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:21:53,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:21:53,105 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:21:53,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:21:53,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:21:53,106 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:21:53,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:21:53,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:21:53,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:21:53,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:21:53,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:21:53,107 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:21:53,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:21:53,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:21:53,108 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_7b27caa8-dcaa-4523-933a-558f76ee89ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34de882518b863b3a10882f7e6c83b5092b3f8512e5800a72c11385e11ff9a6e [2021-11-22 23:21:53,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:21:53,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:21:53,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:21:53,469 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:21:53,470 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:21:53,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/email_spec11_product15.cil.c [2021-11-22 23:21:53,550 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/data/a4dd7515f/e09ab5be88fc4d09970ffd2cd106e04f/FLAG85f1050fa [2021-11-22 23:21:54,293 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:21:54,294 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/sv-benchmarks/c/product-lines/email_spec11_product15.cil.c [2021-11-22 23:21:54,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/data/a4dd7515f/e09ab5be88fc4d09970ffd2cd106e04f/FLAG85f1050fa [2021-11-22 23:21:54,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/data/a4dd7515f/e09ab5be88fc4d09970ffd2cd106e04f [2021-11-22 23:21:54,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:21:54,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:21:54,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:54,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:21:54,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:21:54,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:54" (1/1) ... [2021-11-22 23:21:54,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5288ffb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:54, skipping insertion in model container [2021-11-22 23:21:54,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:54" (1/1) ... [2021-11-22 23:21:54,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:21:54,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:21:54,971 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_7b27caa8-dcaa-4523-933a-558f76ee89ce/sv-benchmarks/c/product-lines/email_spec11_product15.cil.c[45629,45642] [2021-11-22 23:21:55,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:21:55,100 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:21:55,238 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_7b27caa8-dcaa-4523-933a-558f76ee89ce/sv-benchmarks/c/product-lines/email_spec11_product15.cil.c[45629,45642] [2021-11-22 23:21:55,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:21:55,313 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:21:55,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55 WrapperNode [2021-11-22 23:21:55,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:55,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:21:55,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:21:55,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:21:55,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,439 INFO L137 Inliner]: procedures = 125, calls = 195, calls flagged for inlining = 53, calls inlined = 46, statements flattened = 895 [2021-11-22 23:21:55,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:21:55,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:21:55,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:21:55,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:21:55,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:21:55,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:21:55,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:21:55,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:21:55,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:55" (1/1) ... [2021-11-22 23:21:55,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:21:55,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:21:55,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:21:55,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b27caa8-dcaa-4523-933a-558f76ee89ce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:21:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-22 23:21:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-22 23:21:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-22 23:21:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-22 23:21:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-22 23:21:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-22 23:21:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-22 23:21:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-22 23:21:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-22 23:21:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-22 23:21:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-22 23:21:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-22 23:21:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-22 23:21:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-22 23:21:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-22 23:21:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-22 23:21:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-22 23:21:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-22 23:21:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-22 23:21:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-22 23:21:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-22 23:21:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:21:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-22 23:21:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-22 23:21:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-22 23:21:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-22 23:21:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-22 23:21:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-22 23:21:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-22 23:21:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-22 23:21:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-22 23:21:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-22 23:21:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-22 23:21:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-22 23:21:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2021-11-22 23:21:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2021-11-22 23:21:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:21:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-22 23:21:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-22 23:21:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:21:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:21:55,873 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:21:55,876 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:21:56,612 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:21:56,994 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:21:56,994 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:21:56,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:56 BoogieIcfgContainer [2021-11-22 23:21:56,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:21:56,998 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:21:56,998 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:21:57,010 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:21:57,011 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:56" (1/1) ... [2021-11-22 23:21:57,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:21:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 152 states and 207 transitions. [2021-11-22 23:21:57,112 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 207 transitions. [2021-11-22 23:21:57,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:21:57,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:57,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 152 states and 205 transitions. [2021-11-22 23:21:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 205 transitions. [2021-11-22 23:21:57,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:21:57,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:57,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 154 states and 218 transitions. [2021-11-22 23:21:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 218 transitions. [2021-11-22 23:21:57,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:21:57,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:57,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,021 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:58,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 157 states and 231 transitions. [2021-11-22 23:21:58,100 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 231 transitions. [2021-11-22 23:21:58,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:21:58,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,249 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 163 states and 253 transitions. [2021-11-22 23:21:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 253 transitions. [2021-11-22 23:21:58,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:21:58,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 168 states and 269 transitions. [2021-11-22 23:21:58,654 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 269 transitions. [2021-11-22 23:21:58,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:21:58,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:59,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 175 states and 292 transitions. [2021-11-22 23:21:59,072 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 292 transitions. [2021-11-22 23:21:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:21:59,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:21:59,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 179 states and 297 transitions. [2021-11-22 23:21:59,200 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 297 transitions. [2021-11-22 23:21:59,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:21:59,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:21:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 181 states and 300 transitions. [2021-11-22 23:21:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 300 transitions. [2021-11-22 23:21:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:21:59,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,477 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:21:59,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 183 states and 311 transitions. [2021-11-22 23:21:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 311 transitions. [2021-11-22 23:21:59,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:21:59,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,696 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:21:59,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:59,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 188 states and 318 transitions. [2021-11-22 23:21:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 318 transitions. [2021-11-22 23:21:59,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:21:59,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:59,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:59,846 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 197 states and 342 transitions. [2021-11-22 23:22:00,377 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 342 transitions. [2021-11-22 23:22:00,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:22:00,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,457 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 202 states and 361 transitions. [2021-11-22 23:22:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 361 transitions. [2021-11-22 23:22:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:22:00,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,867 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:01,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 213 states and 388 transitions. [2021-11-22 23:22:01,668 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 388 transitions. [2021-11-22 23:22:01,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:22:01,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,721 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 219 states and 400 transitions. [2021-11-22 23:22:01,898 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 400 transitions. [2021-11-22 23:22:01,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:22:01,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:22:02,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 223 states and 408 transitions. [2021-11-22 23:22:02,217 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 408 transitions. [2021-11-22 23:22:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:22:02,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 236 states and 437 transitions. [2021-11-22 23:22:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 437 transitions. [2021-11-22 23:22:03,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:22:03,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:03,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 241 states and 453 transitions. [2021-11-22 23:22:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 453 transitions. [2021-11-22 23:22:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:22:03,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,936 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:22:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 250 states and 483 transitions. [2021-11-22 23:22:04,442 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 483 transitions. [2021-11-22 23:22:04,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:22:04,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,493 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:04,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 252 states and 493 transitions. [2021-11-22 23:22:04,680 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 493 transitions. [2021-11-22 23:22:04,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:22:04,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:05,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 255 states and 497 transitions. [2021-11-22 23:22:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 497 transitions. [2021-11-22 23:22:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:22:05,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:05,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 258 states and 502 transitions. [2021-11-22 23:22:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 502 transitions. [2021-11-22 23:22:05,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:22:05,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,497 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:22:05,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 260 states and 504 transitions. [2021-11-22 23:22:05,665 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 504 transitions. [2021-11-22 23:22:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:22:05,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,753 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 275 states and 548 transitions. [2021-11-22 23:22:07,124 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 548 transitions. [2021-11-22 23:22:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:22:07,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:07,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 280 states and 564 transitions. [2021-11-22 23:22:07,699 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 564 transitions. [2021-11-22 23:22:07,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:22:07,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:07,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:08,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 287 states and 583 transitions. [2021-11-22 23:22:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 583 transitions. [2021-11-22 23:22:08,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:22:08,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 292 states and 591 transitions. [2021-11-22 23:22:08,677 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 591 transitions. [2021-11-22 23:22:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:22:08,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:08,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:08,775 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:10,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 309 states and 640 transitions. [2021-11-22 23:22:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 640 transitions. [2021-11-22 23:22:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:22:10,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:10,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 313 states and 646 transitions. [2021-11-22 23:22:10,807 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 646 transitions. [2021-11-22 23:22:10,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:22:10,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:10,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:10,852 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 318 states and 662 transitions. [2021-11-22 23:22:11,473 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 662 transitions. [2021-11-22 23:22:11,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:22:11,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 323 states and 669 transitions. [2021-11-22 23:22:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 669 transitions. [2021-11-22 23:22:11,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:22:11,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:11,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 325 states and 679 transitions. [2021-11-22 23:22:11,880 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 679 transitions. [2021-11-22 23:22:11,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:22:11,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:11,925 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 330 states and 688 transitions. [2021-11-22 23:22:12,617 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 688 transitions. [2021-11-22 23:22:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:22:12,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:14,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 349 states and 757 transitions. [2021-11-22 23:22:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 757 transitions. [2021-11-22 23:22:14,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:22:14,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,934 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:15,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 355 states and 773 transitions. [2021-11-22 23:22:15,204 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 773 transitions. [2021-11-22 23:22:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:15,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,264 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:15,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 360 states and 780 transitions. [2021-11-22 23:22:15,298 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 780 transitions. [2021-11-22 23:22:15,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:22:15,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:17,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 381 states and 852 transitions. [2021-11-22 23:22:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 852 transitions. [2021-11-22 23:22:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:22:17,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,020 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:22:18,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 389 states and 880 transitions. [2021-11-22 23:22:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 880 transitions. [2021-11-22 23:22:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:22:18,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,507 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:22:18,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 392 states and 897 transitions. [2021-11-22 23:22:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 897 transitions. [2021-11-22 23:22:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:22:18,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:22:19,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 396 states and 910 transitions. [2021-11-22 23:22:19,464 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 910 transitions. [2021-11-22 23:22:19,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:22:19,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:22:20,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 400 states and 928 transitions. [2021-11-22 23:22:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 928 transitions. [2021-11-22 23:22:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:22:20,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:23,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 423 states and 1009 transitions. [2021-11-22 23:22:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1009 transitions. [2021-11-22 23:22:23,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:22:23,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,412 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 428 states and 1026 transitions. [2021-11-22 23:22:24,343 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1026 transitions. [2021-11-22 23:22:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:22:24,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,391 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-22 23:22:25,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 435 states and 1047 transitions. [2021-11-22 23:22:25,234 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1047 transitions. [2021-11-22 23:22:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:22:25,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:25,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 437 states and 1050 transitions. [2021-11-22 23:22:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 1050 transitions. [2021-11-22 23:22:25,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:22:25,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:26,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 439 states and 1060 transitions. [2021-11-22 23:22:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1060 transitions. [2021-11-22 23:22:26,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:22:26,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:26,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:27,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:27,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 449 states and 1079 transitions. [2021-11-22 23:22:27,653 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1079 transitions. [2021-11-22 23:22:27,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:22:27,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:27,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:27,711 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:22:28,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 457 states and 1108 transitions. [2021-11-22 23:22:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1108 transitions. [2021-11-22 23:22:28,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:22:28,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:28,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:28,364 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:22:28,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 461 states and 1129 transitions. [2021-11-22 23:22:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1129 transitions. [2021-11-22 23:22:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:22:28,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:28,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:29,096 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 468 states and 1165 transitions. [2021-11-22 23:22:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1165 transitions. [2021-11-22 23:22:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:30,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:30,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:22:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 477 states and 1204 transitions. [2021-11-22 23:22:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1204 transitions. [2021-11-22 23:22:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:31,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:31,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:31,921 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:22:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 483 states and 1229 transitions. [2021-11-22 23:22:33,168 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1229 transitions. [2021-11-22 23:22:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:22:33,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:33,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:22:33,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 485 states and 1232 transitions. [2021-11-22 23:22:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1232 transitions. [2021-11-22 23:22:33,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:22:33,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:33,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:34,584 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:22:40,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 529 states and 1366 transitions. [2021-11-22 23:22:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1366 transitions. [2021-11-22 23:22:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:22:40,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:40,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:22:52,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 562 states and 1479 transitions. [2021-11-22 23:22:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1479 transitions. [2021-11-22 23:22:52,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:22:52,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:52,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:23:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 606 states and 1616 transitions. [2021-11-22 23:23:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1616 transitions. [2021-11-22 23:23:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:23:07,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:07,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:08,038 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:09,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 611 states and 1635 transitions. [2021-11-22 23:23:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1635 transitions. [2021-11-22 23:23:09,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:23:09,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:09,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:23:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 619 states and 1658 transitions. [2021-11-22 23:23:11,239 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1658 transitions. [2021-11-22 23:23:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:23:11,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:11,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 621 states and 1661 transitions. [2021-11-22 23:23:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1661 transitions. [2021-11-22 23:23:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:23:12,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:12,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:12,297 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:13,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:13,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 623 states and 1673 transitions. [2021-11-22 23:23:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1673 transitions. [2021-11-22 23:23:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:23:13,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:13,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:16,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 634 states and 1698 transitions. [2021-11-22 23:23:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1698 transitions. [2021-11-22 23:23:16,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:23:16,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:16,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:16,662 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:18,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 644 states and 1738 transitions. [2021-11-22 23:23:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1738 transitions. [2021-11-22 23:23:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:23:18,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:18,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:20,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 648 states and 1764 transitions. [2021-11-22 23:23:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1764 transitions. [2021-11-22 23:23:20,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:23:20,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:20,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:20,070 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 649 states and 1765 transitions. [2021-11-22 23:23:20,879 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1765 transitions. [2021-11-22 23:23:20,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:23:20,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:20,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:20,921 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:23:23,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:23,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 658 states and 1809 transitions. [2021-11-22 23:23:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1809 transitions. [2021-11-22 23:23:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:23:23,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:23,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:23,796 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:23:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 664 states and 1839 transitions. [2021-11-22 23:23:26,416 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1839 transitions. [2021-11-22 23:23:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:23:26,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:26,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:29,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 670 states and 1850 transitions. [2021-11-22 23:23:29,253 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1850 transitions. [2021-11-22 23:23:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:23:29,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:29,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:29,294 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 675 states and 1862 transitions. [2021-11-22 23:23:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1862 transitions. [2021-11-22 23:23:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:23:31,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:31,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:31,447 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:23:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 680 states and 1870 transitions. [2021-11-22 23:23:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1870 transitions. [2021-11-22 23:23:31,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:23:31,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:31,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:31,698 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:32,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:32,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 682 states and 1873 transitions. [2021-11-22 23:23:32,843 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1873 transitions. [2021-11-22 23:23:32,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:23:32,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:32,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:33,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 684 states and 1878 transitions. [2021-11-22 23:23:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1878 transitions. [2021-11-22 23:23:33,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:23:33,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:33,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:33,613 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:23:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 689 states and 1886 transitions. [2021-11-22 23:23:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1886 transitions. [2021-11-22 23:23:33,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:23:33,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:33,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:33,705 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:37,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 700 states and 1911 transitions. [2021-11-22 23:23:37,729 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1911 transitions. [2021-11-22 23:23:37,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:23:37,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:37,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:23:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 704 states and 1923 transitions. [2021-11-22 23:23:38,558 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1923 transitions. [2021-11-22 23:23:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:23:38,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:38,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:23:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 714 states and 1961 transitions. [2021-11-22 23:23:41,300 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1961 transitions. [2021-11-22 23:23:41,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:23:41,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:41,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,359 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:23:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:43,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 719 states and 1988 transitions. [2021-11-22 23:23:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1988 transitions. [2021-11-22 23:23:43,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:23:43,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:43,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:43,261 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:23:43,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 720 states and 1988 transitions. [2021-11-22 23:23:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1988 transitions. [2021-11-22 23:23:43,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:43,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:43,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:43,935 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:46,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 726 states and 1999 transitions. [2021-11-22 23:23:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1999 transitions. [2021-11-22 23:23:46,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:23:46,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:46,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:46,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:46,719 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:23:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:48,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 731 states and 2010 transitions. [2021-11-22 23:23:48,662 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 2010 transitions. [2021-11-22 23:23:48,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:48,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:48,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:23:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 737 states and 2021 transitions. [2021-11-22 23:23:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 2021 transitions. [2021-11-22 23:23:51,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:51,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:51,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:51,314 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:52,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 739 states and 2024 transitions. [2021-11-22 23:23:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2024 transitions. [2021-11-22 23:23:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:52,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:52,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:53,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:53,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 741 states and 2028 transitions. [2021-11-22 23:23:53,222 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 2028 transitions. [2021-11-22 23:23:53,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:53,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:53,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:53,262 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:59,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 756 states and 2062 transitions. [2021-11-22 23:23:59,632 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 2062 transitions. [2021-11-22 23:23:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:23:59,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:59,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:24:02,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 762 states and 2075 transitions. [2021-11-22 23:24:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 2075 transitions. [2021-11-22 23:24:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:24:02,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:02,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:24:03,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:03,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 766 states and 2100 transitions. [2021-11-22 23:24:03,271 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 2100 transitions. [2021-11-22 23:24:03,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:24:03,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:03,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:24:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:05,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 771 states and 2110 transitions. [2021-11-22 23:24:05,046 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 2110 transitions. [2021-11-22 23:24:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:24:05,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:05,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:24:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 776 states and 2117 transitions. [2021-11-22 23:24:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 2117 transitions. [2021-11-22 23:24:05,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:24:05,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:05,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:05,182 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-22 23:24:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 777 states and 2117 transitions. [2021-11-22 23:24:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 2117 transitions. [2021-11-22 23:24:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:24:05,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:05,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:05,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:24:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 779 states and 2120 transitions. [2021-11-22 23:24:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 2120 transitions. [2021-11-22 23:24:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:24:06,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:06,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:06,331 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:24:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 785 states and 2131 transitions. [2021-11-22 23:24:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 2131 transitions. [2021-11-22 23:24:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:24:08,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:08,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:08,615 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:24:14,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:14,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 800 states and 2164 transitions. [2021-11-22 23:24:14,357 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 2164 transitions. [2021-11-22 23:24:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:24:14,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:14,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:14,408 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:24:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:15,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 803 states and 2191 transitions. [2021-11-22 23:24:15,753 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 2191 transitions. [2021-11-22 23:24:15,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:24:15,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:15,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:24:17,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 807 states and 2211 transitions. [2021-11-22 23:24:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 2211 transitions. [2021-11-22 23:24:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:24:17,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:17,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:17,385 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:24:18,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:18,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 808 states and 2212 transitions. [2021-11-22 23:24:18,155 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 2212 transitions. [2021-11-22 23:24:18,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:24:18,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:18,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:24:18,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:18,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 809 states and 2213 transitions. [2021-11-22 23:24:18,728 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 2213 transitions. [2021-11-22 23:24:18,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:24:18,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:18,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:18,772 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:24:19,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 811 states and 2237 transitions. [2021-11-22 23:24:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2237 transitions. [2021-11-22 23:24:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:24:19,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:19,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:19,632 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:24:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:21,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 819 states and 2262 transitions. [2021-11-22 23:24:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 2262 transitions. [2021-11-22 23:24:21,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:24:21,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:21,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:24:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 820 states and 2263 transitions. [2021-11-22 23:24:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 2263 transitions. [2021-11-22 23:24:22,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:24:22,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:22,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:24:26,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:26,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 829 states and 2296 transitions. [2021-11-22 23:24:26,306 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 2296 transitions. [2021-11-22 23:24:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:24:26,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:26,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:26,342 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:24:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 831 states and 2298 transitions. [2021-11-22 23:24:27,285 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 2298 transitions. [2021-11-22 23:24:27,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:24:27,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:27,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:27,331 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:24:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:29,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 835 states and 2306 transitions. [2021-11-22 23:24:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 2306 transitions. [2021-11-22 23:24:29,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:24:29,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:29,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:29,754 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:24:30,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 837 states and 2318 transitions. [2021-11-22 23:24:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2318 transitions. [2021-11-22 23:24:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:24:30,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:30,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:24:31,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:31,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 839 states and 2320 transitions. [2021-11-22 23:24:31,975 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 2320 transitions. [2021-11-22 23:24:31,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:24:31,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:31,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:32,006 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:24:34,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:34,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 843 states and 2326 transitions. [2021-11-22 23:24:34,076 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2326 transitions. [2021-11-22 23:24:34,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:24:34,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:34,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:34,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:24:34,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 845 states and 2348 transitions. [2021-11-22 23:24:34,730 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2348 transitions. [2021-11-22 23:24:34,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:24:34,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:34,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:24:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:35,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 847 states and 2350 transitions. [2021-11-22 23:24:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 2350 transitions. [2021-11-22 23:24:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:24:35,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:35,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:37,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 854 states and 2384 transitions. [2021-11-22 23:24:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2384 transitions. [2021-11-22 23:24:37,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:24:37,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:37,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 861 states and 2410 transitions. [2021-11-22 23:24:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 2410 transitions. [2021-11-22 23:24:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:24:40,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:40,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:42,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 866 states and 2437 transitions. [2021-11-22 23:24:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 2437 transitions. [2021-11-22 23:24:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:24:42,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:42,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:43,191 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:24:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 869 states and 2441 transitions. [2021-11-22 23:24:46,682 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2441 transitions. [2021-11-22 23:24:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:24:46,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:46,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,729 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:48,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 872 states and 2448 transitions. [2021-11-22 23:24:48,817 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2448 transitions. [2021-11-22 23:24:48,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:24:48,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:48,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:48,858 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:49,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 874 states and 2471 transitions. [2021-11-22 23:24:49,672 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 2471 transitions. [2021-11-22 23:24:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:24:49,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:24:51,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:51,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 878 states and 2490 transitions. [2021-11-22 23:24:51,323 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2490 transitions. [2021-11-22 23:24:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:24:51,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:51,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:24:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:53,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 881 states and 2495 transitions. [2021-11-22 23:24:53,485 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 2495 transitions. [2021-11-22 23:24:53,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:24:53,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:53,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:24:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 883 states and 2498 transitions. [2021-11-22 23:24:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2498 transitions. [2021-11-22 23:24:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:24:54,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:24:56,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:56,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 890 states and 2508 transitions. [2021-11-22 23:24:56,939 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 2508 transitions. [2021-11-22 23:24:56,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:24:56,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:56,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:24:57,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 892 states and 2511 transitions. [2021-11-22 23:24:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 2511 transitions. [2021-11-22 23:24:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:24:57,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:24:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 894 states and 2513 transitions. [2021-11-22 23:24:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 2513 transitions. [2021-11-22 23:24:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:24:58,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:58,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:58,182 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:25:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 909 states and 2551 transitions. [2021-11-22 23:25:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2551 transitions. [2021-11-22 23:25:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:05,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,427 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:25:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 919 states and 2581 transitions. [2021-11-22 23:25:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2581 transitions. [2021-11-22 23:25:08,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:25:08,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:25:09,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 922 states and 2587 transitions. [2021-11-22 23:25:09,987 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2587 transitions. [2021-11-22 23:25:09,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:09,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:25:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 926 states and 2613 transitions. [2021-11-22 23:25:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2613 transitions. [2021-11-22 23:25:12,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:12,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,321 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:25:14,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 929 states and 2627 transitions. [2021-11-22 23:25:14,020 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2627 transitions. [2021-11-22 23:25:14,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:14,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:25:17,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 933 states and 2635 transitions. [2021-11-22 23:25:17,355 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2635 transitions. [2021-11-22 23:25:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:17,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,395 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:25:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 935 states and 2658 transitions. [2021-11-22 23:25:18,122 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2658 transitions. [2021-11-22 23:25:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:25:18,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 937 states and 2659 transitions. [2021-11-22 23:25:18,562 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2659 transitions. [2021-11-22 23:25:18,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:18,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:25:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 943 states and 2682 transitions. [2021-11-22 23:25:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2682 transitions. [2021-11-22 23:25:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:22,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:25:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 944 states and 2682 transitions. [2021-11-22 23:25:23,024 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 2682 transitions. [2021-11-22 23:25:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:23,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,064 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:25:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 953 states and 2712 transitions. [2021-11-22 23:25:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2712 transitions. [2021-11-22 23:25:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:26,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:26,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:25:27,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 955 states and 2724 transitions. [2021-11-22 23:25:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2724 transitions. [2021-11-22 23:25:27,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:27,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:27,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:25:30,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 959 states and 2730 transitions. [2021-11-22 23:25:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 2730 transitions. [2021-11-22 23:25:30,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:25:30,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:25:33,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 963 states and 2746 transitions. [2021-11-22 23:25:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 2746 transitions. [2021-11-22 23:25:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:33,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,224 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:25:33,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 968 states and 2763 transitions. [2021-11-22 23:25:33,278 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 2763 transitions. [2021-11-22 23:25:33,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:25:33,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,309 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:25:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 970 states and 2765 transitions. [2021-11-22 23:25:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 2765 transitions. [2021-11-22 23:25:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:34,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:25:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 976 states and 2779 transitions. [2021-11-22 23:25:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 2779 transitions. [2021-11-22 23:25:37,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:25:37,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:25:39,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 980 states and 2786 transitions. [2021-11-22 23:25:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2786 transitions. [2021-11-22 23:25:39,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:39,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,006 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:25:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 985 states and 2793 transitions. [2021-11-22 23:25:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 2793 transitions. [2021-11-22 23:25:40,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:25:40,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,318 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:25:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 990 states and 2800 transitions. [2021-11-22 23:25:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2800 transitions. [2021-11-22 23:25:40,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:40,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,420 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:25:43,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 997 states and 2833 transitions. [2021-11-22 23:25:43,512 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2833 transitions. [2021-11-22 23:25:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:43,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:25:46,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 1004 states and 2858 transitions. [2021-11-22 23:25:46,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2858 transitions. [2021-11-22 23:25:46,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:46,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,779 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:25:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1009 states and 2884 transitions. [2021-11-22 23:25:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2884 transitions. [2021-11-22 23:25:49,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:49,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:25:50,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 1012 states and 2889 transitions. [2021-11-22 23:25:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2889 transitions. [2021-11-22 23:25:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:25:50,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:50,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:25:54,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 1017 states and 2916 transitions. [2021-11-22 23:25:54,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2916 transitions. [2021-11-22 23:25:54,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:25:54,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:26:39,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 1060 states and 3019 transitions. [2021-11-22 23:26:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 3019 transitions. [2021-11-22 23:26:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:26:39,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:39,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:27:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 1094 states and 3185 transitions. [2021-11-22 23:27:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 3185 transitions. [2021-11-22 23:27:04,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:27:04,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:04,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:27:26,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1123 states and 3254 transitions. [2021-11-22 23:27:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 3254 transitions. [2021-11-22 23:27:26,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:27:26,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:26,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:27,188 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:27:33,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:33,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1133 states and 3268 transitions. [2021-11-22 23:27:33,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 3268 transitions. [2021-11-22 23:27:33,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:27:33,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:33,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:33,708 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:27:47,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:47,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 1150 states and 3311 transitions. [2021-11-22 23:27:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 3311 transitions. [2021-11-22 23:27:47,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:27:47,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:47,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:47,207 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:27:51,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:51,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1160 states and 3340 transitions. [2021-11-22 23:27:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 3340 transitions. [2021-11-22 23:27:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:27:51,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:51,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:51,667 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:27:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 1167 states and 3362 transitions. [2021-11-22 23:27:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 3362 transitions. [2021-11-22 23:27:57,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:27:57,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:57,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:57,476 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:27:59,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:59,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 1170 states and 3389 transitions. [2021-11-22 23:27:59,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 3389 transitions. [2021-11-22 23:27:59,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:27:59,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:59,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:59,948 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:28:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1176 states and 3415 transitions. [2021-11-22 23:28:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 3415 transitions. [2021-11-22 23:28:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:28:05,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:05,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:28:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:06,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1177 states and 3415 transitions. [2021-11-22 23:28:06,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 3415 transitions. [2021-11-22 23:28:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:28:06,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:06,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:06,461 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:28:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1178 states and 3416 transitions. [2021-11-22 23:28:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 3416 transitions. [2021-11-22 23:28:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:28:07,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:07,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:28:08,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:08,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1180 states and 3440 transitions. [2021-11-22 23:28:08,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 3440 transitions. [2021-11-22 23:28:08,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:28:08,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:08,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:28:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:14,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1189 states and 3464 transitions. [2021-11-22 23:28:14,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 3464 transitions. [2021-11-22 23:28:14,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:28:14,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:14,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:14,505 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:28:19,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:19,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1195 states and 3475 transitions. [2021-11-22 23:28:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 3475 transitions. [2021-11-22 23:28:19,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:28:19,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:19,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:19,430 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:28:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:19,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1200 states and 3493 transitions. [2021-11-22 23:28:19,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 3493 transitions. [2021-11-22 23:28:19,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:28:19,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:19,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:28:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:22,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1204 states and 3500 transitions. [2021-11-22 23:28:22,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 3500 transitions. [2021-11-22 23:28:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:28:22,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:22,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:22,217 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:28:22,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:22,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 1209 states and 3507 transitions. [2021-11-22 23:28:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 3507 transitions. [2021-11-22 23:28:22,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:28:22,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:22,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:28:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:22,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 1214 states and 3514 transitions. [2021-11-22 23:28:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3514 transitions. [2021-11-22 23:28:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:28:22,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:22,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:22,421 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:28:28,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:28,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1220 states and 3524 transitions. [2021-11-22 23:28:28,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 3524 transitions. [2021-11-22 23:28:28,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:28:28,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:28,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:28,205 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:28:30,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 1227 states and 3542 transitions. [2021-11-22 23:28:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3542 transitions. [2021-11-22 23:28:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:28:30,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:28:32,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1229 states and 3544 transitions. [2021-11-22 23:28:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 3544 transitions. [2021-11-22 23:28:32,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:28:32,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:32,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:32,773 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:28:35,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1237 states and 3563 transitions. [2021-11-22 23:28:35,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 3563 transitions. [2021-11-22 23:28:35,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:28:35,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,594 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:28:35,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1238 states and 3564 transitions. [2021-11-22 23:28:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 3564 transitions. [2021-11-22 23:28:35,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:28:35,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:28:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1250 states and 3590 transitions. [2021-11-22 23:28:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 3590 transitions. [2021-11-22 23:28:42,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:28:42,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,743 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:28:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 1255 states and 3599 transitions. [2021-11-22 23:28:46,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 3599 transitions. [2021-11-22 23:28:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:28:46,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:46,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:46,442 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:28:52,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:52,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1264 states and 3623 transitions. [2021-11-22 23:28:52,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 3623 transitions. [2021-11-22 23:28:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:28:52,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:52,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:29:02,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1276 states and 3648 transitions. [2021-11-22 23:29:02,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 3648 transitions. [2021-11-22 23:29:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:29:02,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,764 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:29:02,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 1281 states and 3666 transitions. [2021-11-22 23:29:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 3666 transitions. [2021-11-22 23:29:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:29:02,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:02,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:29:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:02,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1286 states and 3682 transitions. [2021-11-22 23:29:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 3682 transitions. [2021-11-22 23:29:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:29:02,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:02,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:03,011 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:29:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 1290 states and 3707 transitions. [2021-11-22 23:29:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 3707 transitions. [2021-11-22 23:29:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:29:05,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:05,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:29:08,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1294 states and 3716 transitions. [2021-11-22 23:29:08,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 3716 transitions. [2021-11-22 23:29:08,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:29:08,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,351 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:29:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 1299 states and 3723 transitions. [2021-11-22 23:29:08,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 3723 transitions. [2021-11-22 23:29:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:29:08,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:29:08,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:08,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1304 states and 3730 transitions. [2021-11-22 23:29:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 3730 transitions. [2021-11-22 23:29:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:29:08,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:08,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:29:17,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1314 states and 3770 transitions. [2021-11-22 23:29:17,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 3770 transitions. [2021-11-22 23:29:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:29:17,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,250 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:29:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 1319 states and 3784 transitions. [2021-11-22 23:29:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 3784 transitions. [2021-11-22 23:29:17,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:29:17,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:17,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:17,876 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:29:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 1325 states and 3797 transitions. [2021-11-22 23:29:23,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 3797 transitions. [2021-11-22 23:29:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:29:23,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:23,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:23,726 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:29:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:25,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1327 states and 3798 transitions. [2021-11-22 23:29:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 3798 transitions. [2021-11-22 23:29:25,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:29:25,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:25,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:25,544 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:29:27,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:27,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3865 states to 1329 states and 3799 transitions. [2021-11-22 23:29:27,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 3799 transitions. [2021-11-22 23:29:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:29:27,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:27,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:27,211 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:29:29,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 1331 states and 3801 transitions. [2021-11-22 23:29:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 3801 transitions. [2021-11-22 23:29:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:29:29,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:29,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:29,477 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:29:37,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 1341 states and 3840 transitions. [2021-11-22 23:29:37,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 3840 transitions. [2021-11-22 23:29:37,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:29:37,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:37,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:29:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:39,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 1343 states and 3842 transitions. [2021-11-22 23:29:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 3842 transitions. [2021-11-22 23:29:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:29:39,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:39,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:39,054 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:29:40,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 1345 states and 3843 transitions. [2021-11-22 23:29:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 3843 transitions. [2021-11-22 23:29:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:29:40,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:40,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:29:45,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 1349 states and 3852 transitions. [2021-11-22 23:29:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 3852 transitions. [2021-11-22 23:29:45,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:29:45,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:45,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:29:51,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:51,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 1361 states and 3877 transitions. [2021-11-22 23:29:51,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 3877 transitions. [2021-11-22 23:29:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:29:51,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:51,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:29:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 1366 states and 3885 transitions. [2021-11-22 23:29:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 3885 transitions. [2021-11-22 23:29:56,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:29:56,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:56,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:30:02,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1375 states and 3909 transitions. [2021-11-22 23:30:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 3909 transitions. [2021-11-22 23:30:02,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:30:02,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:02,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:30:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 1377 states and 3910 transitions. [2021-11-22 23:30:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 3910 transitions. [2021-11-22 23:30:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:30:03,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:03,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:03,383 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:30:09,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 1383 states and 3926 transitions. [2021-11-22 23:30:09,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 3926 transitions. [2021-11-22 23:30:09,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:30:09,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:09,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:09,196 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:30:10,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 1385 states and 3929 transitions. [2021-11-22 23:30:10,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 3929 transitions. [2021-11-22 23:30:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:30:10,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:10,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:10,791 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:30:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 1391 states and 3940 transitions. [2021-11-22 23:30:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 3940 transitions. [2021-11-22 23:30:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:30:15,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:15,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:16,006 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:30:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:20,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 1395 states and 3946 transitions. [2021-11-22 23:30:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 3946 transitions. [2021-11-22 23:30:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:30:20,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:20,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:30:29,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 1409 states and 4000 transitions. [2021-11-22 23:30:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 4000 transitions. [2021-11-22 23:30:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:30:29,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:29,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:29,225 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:30:35,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 1417 states and 4037 transitions. [2021-11-22 23:30:35,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 4037 transitions. [2021-11-22 23:30:35,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:30:35,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:35,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:35,313 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:30:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 1422 states and 4055 transitions. [2021-11-22 23:30:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 4055 transitions. [2021-11-22 23:30:35,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:30:35,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:35,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:30:44,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 1435 states and 4096 transitions. [2021-11-22 23:30:44,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 4096 transitions. [2021-11-22 23:30:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:30:44,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:44,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:44,713 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:30:57,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:57,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4202 states to 1448 states and 4136 transitions. [2021-11-22 23:30:57,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 4136 transitions. [2021-11-22 23:30:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:30:57,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:57,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:31:00,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:00,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 1450 states and 4140 transitions. [2021-11-22 23:31:00,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 4140 transitions. [2021-11-22 23:31:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:31:00,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:00,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:31:00,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:00,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 1452 states and 4150 transitions. [2021-11-22 23:31:00,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 4150 transitions. [2021-11-22 23:31:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:31:00,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:00,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:31:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:03,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 1456 states and 4157 transitions. [2021-11-22 23:31:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 4157 transitions. [2021-11-22 23:31:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:31:03,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:03,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:31:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 1463 states and 4182 transitions. [2021-11-22 23:31:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 4182 transitions. [2021-11-22 23:31:08,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:31:08,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:08,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:31:17,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 1476 states and 4216 transitions. [2021-11-22 23:31:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 4216 transitions. [2021-11-22 23:31:17,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:31:17,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:17,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:17,917 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:31:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 1481 states and 4234 transitions. [2021-11-22 23:31:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 4234 transitions. [2021-11-22 23:31:22,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:31:22,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:22,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:22,288 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:31:25,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:25,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 1484 states and 4238 transitions. [2021-11-22 23:31:25,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 4238 transitions. [2021-11-22 23:31:25,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:31:25,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:25,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-22 23:31:30,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:30,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4323 states to 1489 states and 4257 transitions. [2021-11-22 23:31:30,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 4257 transitions. [2021-11-22 23:31:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:31:30,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:30,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:30,680 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:31:34,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:34,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 1493 states and 4263 transitions. [2021-11-22 23:31:34,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 4263 transitions. [2021-11-22 23:31:34,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:31:34,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:34,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:34,742 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:31:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 1497 states and 4269 transitions. [2021-11-22 23:31:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 4269 transitions. [2021-11-22 23:31:38,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:31:38,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:38,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:38,609 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:31:42,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 1501 states and 4276 transitions. [2021-11-22 23:31:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 4276 transitions. [2021-11-22 23:31:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:31:42,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:42,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:42,722 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:31:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:44,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 1503 states and 4299 transitions. [2021-11-22 23:31:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 4299 transitions. [2021-11-22 23:31:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:31:44,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:44,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:31:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 1505 states and 4301 transitions. [2021-11-22 23:31:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 4301 transitions. [2021-11-22 23:31:45,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:31:45,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:45,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:31:47,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4381 states to 1509 states and 4315 transitions. [2021-11-22 23:31:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 4315 transitions. [2021-11-22 23:31:47,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:31:47,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:47,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:31:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:51,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 1513 states and 4333 transitions. [2021-11-22 23:31:51,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 4333 transitions. [2021-11-22 23:31:51,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:31:51,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:51,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:31:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:59,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 1525 states and 4355 transitions. [2021-11-22 23:31:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 4355 transitions. [2021-11-22 23:31:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:31:59,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:59,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:32:05,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:32:05,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 1532 states and 4365 transitions. [2021-11-22 23:32:05,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 4365 transitions. [2021-11-22 23:32:05,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:32:05,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:32:05,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:32:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:32:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.