./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec27_product28.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_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/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_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec27_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/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_7280c36e-d003-4369-8651-5d4aec303c0d/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 4fb12138b73b283c9fdc444b2c9ebb4aa3340005d69e98d463fd0b0beb9c1e74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:37:01,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:37:01,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:37:01,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:37:01,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:37:01,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:37:01,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:37:01,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:37:01,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:37:01,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:37:01,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:37:01,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:37:01,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:37:01,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:37:01,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:37:01,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:37:01,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:37:01,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:37:01,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:37:01,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:37:01,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:37:01,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:37:01,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:37:01,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:37:01,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:37:01,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:37:01,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:37:01,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:37:01,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:37:01,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:37:01,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:37:01,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:37:01,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:37:01,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:37:01,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:37:01,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:37:01,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:37:01,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:37:01,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:37:01,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:37:01,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:37:01,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:37:01,484 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:37:01,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:37:01,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:37:01,486 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:37:01,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:37:01,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:37:01,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:37:01,488 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:37:01,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:37:01,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:37:01,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:37:01,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:37:01,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:37:01,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:37:01,490 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:37:01,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:37:01,491 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:37:01,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:37:01,491 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:37:01,491 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:37:01,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:37:01,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:37:01,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:37:01,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:37:01,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:37:01,493 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:37:01,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:37:01,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:37:01,494 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_7280c36e-d003-4369-8651-5d4aec303c0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fb12138b73b283c9fdc444b2c9ebb4aa3340005d69e98d463fd0b0beb9c1e74 [2021-11-23 00:37:01,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:37:01,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:37:01,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:37:01,808 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:37:01,809 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:37:01,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/email_spec27_product28.cil.c [2021-11-23 00:37:01,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/data/868b97ac4/1f998f3cda8c428696f595d1742c6b10/FLAG806fc557f [2021-11-23 00:37:02,511 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:37:02,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/sv-benchmarks/c/product-lines/email_spec27_product28.cil.c [2021-11-23 00:37:02,549 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/data/868b97ac4/1f998f3cda8c428696f595d1742c6b10/FLAG806fc557f [2021-11-23 00:37:02,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/data/868b97ac4/1f998f3cda8c428696f595d1742c6b10 [2021-11-23 00:37:02,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:37:02,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:37:02,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:37:02,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:37:02,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:37:02,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:02" (1/1) ... [2021-11-23 00:37:02,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ac2193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:02, skipping insertion in model container [2021-11-23 00:37:02,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:02" (1/1) ... [2021-11-23 00:37:02,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:37:02,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:37:03,333 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_7280c36e-d003-4369-8651-5d4aec303c0d/sv-benchmarks/c/product-lines/email_spec27_product28.cil.c[32786,32799] [2021-11-23 00:37:03,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:37:03,433 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:37:03,534 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_7280c36e-d003-4369-8651-5d4aec303c0d/sv-benchmarks/c/product-lines/email_spec27_product28.cil.c[32786,32799] [2021-11-23 00:37:03,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:37:03,609 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:37:03,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03 WrapperNode [2021-11-23 00:37:03,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:37:03,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:37:03,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:37:03,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:37:03,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,792 INFO L137 Inliner]: procedures = 128, calls = 209, calls flagged for inlining = 54, calls inlined = 45, statements flattened = 861 [2021-11-23 00:37:03,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:37:03,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:37:03,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:37:03,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:37:03,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:37:03,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:37:03,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:37:03,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:37:03,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:03" (1/1) ... [2021-11-23 00:37:03,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:37:03,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:37:03,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:37:03,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7280c36e-d003-4369-8651-5d4aec303c0d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:37:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2021-11-23 00:37:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2021-11-23 00:37:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2021-11-23 00:37:03,979 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2021-11-23 00:37:03,979 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2021-11-23 00:37:03,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2021-11-23 00:37:03,979 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2021-11-23 00:37:03,979 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2021-11-23 00:37:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2021-11-23 00:37:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2021-11-23 00:37:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2021-11-23 00:37:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2021-11-23 00:37:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2021-11-23 00:37:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2021-11-23 00:37:03,981 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2021-11-23 00:37:03,981 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2021-11-23 00:37:03,981 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2021-11-23 00:37:03,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2021-11-23 00:37:03,982 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2021-11-23 00:37:03,982 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2021-11-23 00:37:03,982 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-11-23 00:37:03,982 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2021-11-23 00:37:03,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2021-11-23 00:37:03,983 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2021-11-23 00:37:03,983 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2021-11-23 00:37:03,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:37:03,983 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2021-11-23 00:37:03,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2021-11-23 00:37:03,983 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2021-11-23 00:37:03,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2021-11-23 00:37:03,984 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2021-11-23 00:37:03,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2021-11-23 00:37:03,984 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2021-11-23 00:37:03,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2021-11-23 00:37:03,985 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2021-11-23 00:37:03,985 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2021-11-23 00:37:03,985 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2021-11-23 00:37:03,985 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2021-11-23 00:37:03,986 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2021-11-23 00:37:03,986 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2021-11-23 00:37:03,986 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2021-11-23 00:37:03,986 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2021-11-23 00:37:03,986 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2021-11-23 00:37:03,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2021-11-23 00:37:03,987 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2021-11-23 00:37:03,987 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2021-11-23 00:37:03,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:37:03,987 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2021-11-23 00:37:03,988 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2021-11-23 00:37:03,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:37:03,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:37:04,300 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:37:04,302 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:37:05,342 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:37:05,878 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:37:05,879 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:37:05,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:05 BoogieIcfgContainer [2021-11-23 00:37:05,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:37:05,883 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:37:05,883 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:37:05,895 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:37:05,896 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:05" (1/1) ... [2021-11-23 00:37:05,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:37:05,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 184 states and 246 transitions. [2021-11-23 00:37:05,992 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 246 transitions. [2021-11-23 00:37:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:37:06,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:06,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:06,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 184 states and 244 transitions. [2021-11-23 00:37:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 244 transitions. [2021-11-23 00:37:06,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:37:06,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:06,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:06,795 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:06,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:06,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 186 states and 257 transitions. [2021-11-23 00:37:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 257 transitions. [2021-11-23 00:37:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:37:06,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:06,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:07,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 189 states and 270 transitions. [2021-11-23 00:37:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 270 transitions. [2021-11-23 00:37:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:37:07,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:07,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:07,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:07,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 195 states and 292 transitions. [2021-11-23 00:37:07,482 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 292 transitions. [2021-11-23 00:37:07,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:37:07,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:07,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:07,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 200 states and 308 transitions. [2021-11-23 00:37:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 308 transitions. [2021-11-23 00:37:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:37:07,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:07,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:37:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 204 states and 321 transitions. [2021-11-23 00:37:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 321 transitions. [2021-11-23 00:37:08,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:37:08,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:08,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 211 states and 343 transitions. [2021-11-23 00:37:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 343 transitions. [2021-11-23 00:37:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:37:08,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,569 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:37:08,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 215 states and 348 transitions. [2021-11-23 00:37:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 348 transitions. [2021-11-23 00:37:08,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:37:08,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 220 states and 367 transitions. [2021-11-23 00:37:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 367 transitions. [2021-11-23 00:37:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:37:09,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:09,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 229 states and 391 transitions. [2021-11-23 00:37:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 391 transitions. [2021-11-23 00:37:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:37:09,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:10,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 234 states and 398 transitions. [2021-11-23 00:37:10,037 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 398 transitions. [2021-11-23 00:37:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:37:10,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:10,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:10,159 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:11,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 245 states and 425 transitions. [2021-11-23 00:37:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 425 transitions. [2021-11-23 00:37:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:37:11,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:11,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 251 states and 437 transitions. [2021-11-23 00:37:11,255 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 437 transitions. [2021-11-23 00:37:11,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:37:11,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:11,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 256 states and 453 transitions. [2021-11-23 00:37:11,713 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 453 transitions. [2021-11-23 00:37:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:37:11,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:11,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:12,664 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:37:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:15,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 299 states and 561 transitions. [2021-11-23 00:37:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 561 transitions. [2021-11-23 00:37:15,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:37:15,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:15,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:15,291 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:15,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:15,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 301 states and 571 transitions. [2021-11-23 00:37:15,590 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 571 transitions. [2021-11-23 00:37:15,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:37:15,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:15,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:16,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:16,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 304 states and 576 transitions. [2021-11-23 00:37:16,109 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 576 transitions. [2021-11-23 00:37:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:37:16,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:16,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,231 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 317 states and 606 transitions. [2021-11-23 00:37:17,938 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 606 transitions. [2021-11-23 00:37:17,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:37:17,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:17,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:18,020 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:37:18,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:18,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 321 states and 615 transitions. [2021-11-23 00:37:18,469 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 615 transitions. [2021-11-23 00:37:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:37:18,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:18,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:19,650 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:37:26,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 370 states and 735 transitions. [2021-11-23 00:37:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 735 transitions. [2021-11-23 00:37:26,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:37:26,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:26,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:26,641 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:37:27,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 381 states and 752 transitions. [2021-11-23 00:37:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 752 transitions. [2021-11-23 00:37:27,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:37:27,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:27,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:28,001 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:37:29,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:29,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 386 states and 759 transitions. [2021-11-23 00:37:29,074 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 759 transitions. [2021-11-23 00:37:29,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:37:29,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:29,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:29,139 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:30,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:30,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 391 states and 776 transitions. [2021-11-23 00:37:30,211 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 776 transitions. [2021-11-23 00:37:30,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:37:30,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:30,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:30,271 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 398 states and 795 transitions. [2021-11-23 00:37:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 795 transitions. [2021-11-23 00:37:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:37:32,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:32,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:35,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 413 states and 846 transitions. [2021-11-23 00:37:35,689 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 846 transitions. [2021-11-23 00:37:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:37:35,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:35,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:36,042 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:37:38,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 423 states and 883 transitions. [2021-11-23 00:37:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 883 transitions. [2021-11-23 00:37:38,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:37:38,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:38,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:37:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 449 states and 966 transitions. [2021-11-23 00:37:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 966 transitions. [2021-11-23 00:37:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:37:42,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:37:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 451 states and 978 transitions. [2021-11-23 00:37:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 978 transitions. [2021-11-23 00:37:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:37:42,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:43,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:43,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 456 states and 998 transitions. [2021-11-23 00:37:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 998 transitions. [2021-11-23 00:37:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:37:43,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:43,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:37:46,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 463 states and 1017 transitions. [2021-11-23 00:37:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1017 transitions. [2021-11-23 00:37:46,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:37:46,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:46,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:37:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:46,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 468 states and 1028 transitions. [2021-11-23 00:37:46,843 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1028 transitions. [2021-11-23 00:37:46,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:37:46,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:46,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 472 states and 1035 transitions. [2021-11-23 00:37:47,111 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1035 transitions. [2021-11-23 00:37:47,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:37:47,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:47,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:47,311 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:52,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 489 states and 1092 transitions. [2021-11-23 00:37:52,291 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1092 transitions. [2021-11-23 00:37:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:37:52,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:37:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 494 states and 1100 transitions. [2021-11-23 00:37:52,414 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1100 transitions. [2021-11-23 00:37:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:37:52,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:37:53,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 500 states and 1114 transitions. [2021-11-23 00:37:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1114 transitions. [2021-11-23 00:37:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:37:53,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,405 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:37:55,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:55,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 510 states and 1154 transitions. [2021-11-23 00:37:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1154 transitions. [2021-11-23 00:37:55,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:37:55,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:55,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:37:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 516 states and 1168 transitions. [2021-11-23 00:37:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1168 transitions. [2021-11-23 00:37:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:37:56,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:56,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:38:01,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:01,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 535 states and 1255 transitions. [2021-11-23 00:38:01,928 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1255 transitions. [2021-11-23 00:38:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:38:01,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:01,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:38:03,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 541 states and 1266 transitions. [2021-11-23 00:38:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1266 transitions. [2021-11-23 00:38:03,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:38:03,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:03,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:04,340 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:38:10,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 562 states and 1352 transitions. [2021-11-23 00:38:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1352 transitions. [2021-11-23 00:38:10,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:38:10,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:38:11,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 564 states and 1356 transitions. [2021-11-23 00:38:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1356 transitions. [2021-11-23 00:38:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:38:11,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:11,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,017 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:38:13,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 567 states and 1359 transitions. [2021-11-23 00:38:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1359 transitions. [2021-11-23 00:38:13,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:38:13,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:13,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:38:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 573 states and 1377 transitions. [2021-11-23 00:38:15,573 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1377 transitions. [2021-11-23 00:38:15,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:38:15,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:38:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 578 states and 1384 transitions. [2021-11-23 00:38:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1384 transitions. [2021-11-23 00:38:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:38:15,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:38:16,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 579 states and 1385 transitions. [2021-11-23 00:38:16,177 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1385 transitions. [2021-11-23 00:38:16,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:38:16,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:16,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:16,225 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:38:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 591 states and 1415 transitions. [2021-11-23 00:38:19,893 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1415 transitions. [2021-11-23 00:38:19,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:38:19,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:19,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:19,957 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:38:21,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:21,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 596 states and 1434 transitions. [2021-11-23 00:38:21,187 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1434 transitions. [2021-11-23 00:38:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:38:21,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:21,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:21,450 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:38:29,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 619 states and 1522 transitions. [2021-11-23 00:38:29,285 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1522 transitions. [2021-11-23 00:38:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:38:29,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:29,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:29,331 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:38:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 625 states and 1554 transitions. [2021-11-23 00:38:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1554 transitions. [2021-11-23 00:38:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:38:31,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,495 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:38:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 628 states and 1559 transitions. [2021-11-23 00:38:32,504 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1559 transitions. [2021-11-23 00:38:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:38:32,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:38:34,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 636 states and 1589 transitions. [2021-11-23 00:38:34,219 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1589 transitions. [2021-11-23 00:38:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:38:34,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:38:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 639 states and 1606 transitions. [2021-11-23 00:38:35,323 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1606 transitions. [2021-11-23 00:38:35,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:38:35,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:35,370 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:38:39,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 652 states and 1638 transitions. [2021-11-23 00:38:39,832 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1638 transitions. [2021-11-23 00:38:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:38:39,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,884 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:38:41,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:41,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 657 states and 1658 transitions. [2021-11-23 00:38:41,067 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1658 transitions. [2021-11-23 00:38:41,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:38:41,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:41,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:38:42,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 665 states and 1689 transitions. [2021-11-23 00:38:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1689 transitions. [2021-11-23 00:38:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:38:42,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:42,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:42,852 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:38:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 667 states and 1705 transitions. [2021-11-23 00:38:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1705 transitions. [2021-11-23 00:38:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:38:43,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:38:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 672 states and 1712 transitions. [2021-11-23 00:38:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1712 transitions. [2021-11-23 00:38:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:38:43,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:38:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 681 states and 1750 transitions. [2021-11-23 00:38:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1750 transitions. [2021-11-23 00:38:47,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:38:47,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:47,352 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:38:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:51,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 691 states and 1784 transitions. [2021-11-23 00:38:51,174 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1784 transitions. [2021-11-23 00:38:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:38:51,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:51,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:38:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:51,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 693 states and 1786 transitions. [2021-11-23 00:38:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1786 transitions. [2021-11-23 00:38:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:38:51,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:51,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:51,318 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:38:54,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 702 states and 1836 transitions. [2021-11-23 00:38:54,198 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1836 transitions. [2021-11-23 00:38:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:38:54,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:54,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:54,281 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:38:55,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:55,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 708 states and 1860 transitions. [2021-11-23 00:38:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1860 transitions. [2021-11-23 00:38:55,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:38:55,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:55,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:38:58,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:58,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 714 states and 1905 transitions. [2021-11-23 00:38:58,520 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1905 transitions. [2021-11-23 00:38:58,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:38:58,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:58,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:58,581 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:01,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 724 states and 1940 transitions. [2021-11-23 00:39:01,438 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1940 transitions. [2021-11-23 00:39:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:39:01,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:01,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:39:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 726 states and 1958 transitions. [2021-11-23 00:39:02,024 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1958 transitions. [2021-11-23 00:39:02,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:39:02,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:02,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:02,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:02,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 727 states and 1962 transitions. [2021-11-23 00:39:02,874 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1962 transitions. [2021-11-23 00:39:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:39:02,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:02,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:02,949 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 731 states and 1984 transitions. [2021-11-23 00:39:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1984 transitions. [2021-11-23 00:39:04,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:39:04,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:04,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:04,978 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:39:05,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 735 states and 1995 transitions. [2021-11-23 00:39:05,529 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1995 transitions. [2021-11-23 00:39:05,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:39:05,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:05,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:39:08,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:08,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 742 states and 2016 transitions. [2021-11-23 00:39:08,231 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 2016 transitions. [2021-11-23 00:39:08,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:39:08,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:08,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:39:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:14,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 758 states and 2051 transitions. [2021-11-23 00:39:14,838 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 2051 transitions. [2021-11-23 00:39:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:39:14,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:14,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:39:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:17,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 767 states and 2075 transitions. [2021-11-23 00:39:17,550 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 2075 transitions. [2021-11-23 00:39:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:39:17,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:17,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:17,680 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:39:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:17,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 772 states and 2084 transitions. [2021-11-23 00:39:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 2084 transitions. [2021-11-23 00:39:17,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 00:39:17,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:17,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:17,808 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 776 states and 2091 transitions. [2021-11-23 00:39:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 2091 transitions. [2021-11-23 00:39:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:39:19,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:19,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:19,825 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:19,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 781 states and 2103 transitions. [2021-11-23 00:39:19,875 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 2103 transitions. [2021-11-23 00:39:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:39:19,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:19,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:39:23,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:23,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 790 states and 2152 transitions. [2021-11-23 00:39:23,199 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 2152 transitions. [2021-11-23 00:39:23,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:39:23,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:23,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:23,235 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:39:25,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 796 states and 2178 transitions. [2021-11-23 00:39:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 2178 transitions. [2021-11-23 00:39:25,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:39:25,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:25,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:25,328 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:27,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:27,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 804 states and 2206 transitions. [2021-11-23 00:39:27,299 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 2206 transitions. [2021-11-23 00:39:27,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:39:27,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:27,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:27,345 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:29,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:29,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 808 states and 2228 transitions. [2021-11-23 00:39:29,523 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 2228 transitions. [2021-11-23 00:39:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:39:29,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:29,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:29,586 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:30,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:30,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 809 states and 2230 transitions. [2021-11-23 00:39:30,283 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 2230 transitions. [2021-11-23 00:39:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:39:30,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:30,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:30,335 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:39:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 811 states and 2233 transitions. [2021-11-23 00:39:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 2233 transitions. [2021-11-23 00:39:31,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:39:31,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:31,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:39:35,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 818 states and 2252 transitions. [2021-11-23 00:39:35,228 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 2252 transitions. [2021-11-23 00:39:35,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:39:35,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:35,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:39:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 835 states and 2289 transitions. [2021-11-23 00:39:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 2289 transitions. [2021-11-23 00:39:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:39:43,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:43,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:39:44,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:44,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 837 states and 2292 transitions. [2021-11-23 00:39:44,873 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2292 transitions. [2021-11-23 00:39:44,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:39:44,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:44,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:39:45,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 842 states and 2300 transitions. [2021-11-23 00:39:45,048 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 2300 transitions. [2021-11-23 00:39:45,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:39:45,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:39:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:48,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 848 states and 2313 transitions. [2021-11-23 00:39:48,504 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2313 transitions. [2021-11-23 00:39:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:39:48,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:48,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:39:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 850 states and 2331 transitions. [2021-11-23 00:39:49,456 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 2331 transitions. [2021-11-23 00:39:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:39:49,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:49,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:49,502 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:39:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 853 states and 2335 transitions. [2021-11-23 00:39:50,895 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2335 transitions. [2021-11-23 00:39:50,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:39:50,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:50,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:39:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 864 states and 2387 transitions. [2021-11-23 00:39:54,105 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 2387 transitions. [2021-11-23 00:39:54,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:39:54,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:54,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:39:58,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:58,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 877 states and 2440 transitions. [2021-11-23 00:39:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 2440 transitions. [2021-11-23 00:39:58,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:39:58,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:58,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:58,255 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:40:02,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:02,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 887 states and 2475 transitions. [2021-11-23 00:40:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2475 transitions. [2021-11-23 00:40:02,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:40:02,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:02,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:02,158 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:40:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:03,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 890 states and 2490 transitions. [2021-11-23 00:40:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 2490 transitions. [2021-11-23 00:40:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:40:03,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:03,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:06,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:06,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 895 states and 2505 transitions. [2021-11-23 00:40:06,275 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 2505 transitions. [2021-11-23 00:40:06,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:40:06,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:06,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:06,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:06,310 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:14,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 912 states and 2541 transitions. [2021-11-23 00:40:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 2541 transitions. [2021-11-23 00:40:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:40:14,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:14,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:15,003 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:16,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:16,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 914 states and 2544 transitions. [2021-11-23 00:40:16,727 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 2544 transitions. [2021-11-23 00:40:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:40:16,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:16,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:16,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:16,848 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:40:16,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 919 states and 2551 transitions. [2021-11-23 00:40:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2551 transitions. [2021-11-23 00:40:16,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:40:16,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:16,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:20,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 925 states and 2565 transitions. [2021-11-23 00:40:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2565 transitions. [2021-11-23 00:40:20,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:40:20,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:20,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:20,178 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:40:20,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:20,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 930 states and 2572 transitions. [2021-11-23 00:40:20,241 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 2572 transitions. [2021-11-23 00:40:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:40:20,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:20,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:40:20,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:20,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 935 states and 2579 transitions. [2021-11-23 00:40:20,365 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2579 transitions. [2021-11-23 00:40:20,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:40:20,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:20,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:40:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 939 states and 2591 transitions. [2021-11-23 00:40:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2591 transitions. [2021-11-23 00:40:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:40:21,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:21,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:40:24,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:24,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 943 states and 2604 transitions. [2021-11-23 00:40:24,338 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2604 transitions. [2021-11-23 00:40:24,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:40:24,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:24,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:24,438 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:40:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 953 states and 2638 transitions. [2021-11-23 00:40:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2638 transitions. [2021-11-23 00:40:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:40:29,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,597 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:40:31,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:31,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 957 states and 2644 transitions. [2021-11-23 00:40:31,583 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2644 transitions. [2021-11-23 00:40:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:40:31,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:31,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:35,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 963 states and 2658 transitions. [2021-11-23 00:40:35,192 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 2658 transitions. [2021-11-23 00:40:35,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:40:35,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:35,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:40:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 970 states and 2695 transitions. [2021-11-23 00:40:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 2695 transitions. [2021-11-23 00:40:37,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:40:37,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:37,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:37,978 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:39,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 972 states and 2698 transitions. [2021-11-23 00:40:39,287 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 2698 transitions. [2021-11-23 00:40:39,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:40:39,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:39,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,320 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:40,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 974 states and 2700 transitions. [2021-11-23 00:40:40,740 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2700 transitions. [2021-11-23 00:40:40,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:40:40,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:40,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:40,770 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:40:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 980 states and 2713 transitions. [2021-11-23 00:40:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2713 transitions. [2021-11-23 00:40:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:40:43,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:43,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:40:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 984 states and 2733 transitions. [2021-11-23 00:40:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2733 transitions. [2021-11-23 00:40:45,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:40:45,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:45,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:40:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 989 states and 2744 transitions. [2021-11-23 00:40:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2744 transitions. [2021-11-23 00:40:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:40:45,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:45,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:40:52,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1002 states and 2780 transitions. [2021-11-23 00:40:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2780 transitions. [2021-11-23 00:40:52,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:40:52,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:52,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 1019 states and 2814 transitions. [2021-11-23 00:41:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2814 transitions. [2021-11-23 00:41:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:41:01,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:01,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 1026 states and 2847 transitions. [2021-11-23 00:41:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2847 transitions. [2021-11-23 00:41:05,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:41:05,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,155 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:41:05,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1028 states and 2853 transitions. [2021-11-23 00:41:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2853 transitions. [2021-11-23 00:41:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:41:05,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:05,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:05,262 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1030 states and 2856 transitions. [2021-11-23 00:41:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2856 transitions. [2021-11-23 00:41:07,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:41:07,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:07,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,226 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:08,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 1034 states and 2877 transitions. [2021-11-23 00:41:08,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2877 transitions. [2021-11-23 00:41:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:41:08,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:08,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 1041 states and 2909 transitions. [2021-11-23 00:41:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2909 transitions. [2021-11-23 00:41:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:41:11,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:11,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:11,430 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1044 states and 2914 transitions. [2021-11-23 00:41:13,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2914 transitions. [2021-11-23 00:41:13,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:41:13,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:16,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 1049 states and 2941 transitions. [2021-11-23 00:41:16,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2941 transitions. [2021-11-23 00:41:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:16,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:16,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:18,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1053 states and 2962 transitions. [2021-11-23 00:41:18,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2962 transitions. [2021-11-23 00:41:18,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:18,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:21,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:21,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 1058 states and 2988 transitions. [2021-11-23 00:41:21,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2988 transitions. [2021-11-23 00:41:21,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:21,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:21,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:22,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:22,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1060 states and 3008 transitions. [2021-11-23 00:41:22,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 3008 transitions. [2021-11-23 00:41:22,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:22,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:22,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:22,797 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 1063 states and 3014 transitions. [2021-11-23 00:41:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 3014 transitions. [2021-11-23 00:41:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:41:24,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:24,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:24,525 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:41:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:27,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 1069 states and 3042 transitions. [2021-11-23 00:41:27,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 3042 transitions. [2021-11-23 00:41:27,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:41:27,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:27,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:27,719 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:41:30,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:30,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 1074 states and 3067 transitions. [2021-11-23 00:41:30,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 3067 transitions. [2021-11-23 00:41:30,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:30,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:30,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 1075 states and 3069 transitions. [2021-11-23 00:41:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 3069 transitions. [2021-11-23 00:41:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:41:31,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:31,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:41:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:32,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1076 states and 3070 transitions. [2021-11-23 00:41:32,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 3070 transitions. [2021-11-23 00:41:32,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:41:32,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:32,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:32,145 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:41:34,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:34,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 1080 states and 3076 transitions. [2021-11-23 00:41:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 3076 transitions. [2021-11-23 00:41:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:41:34,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:34,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:34,492 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:41:35,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:35,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 1082 states and 3092 transitions. [2021-11-23 00:41:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 3092 transitions. [2021-11-23 00:41:35,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:41:35,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:35,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:35,567 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:41:36,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:36,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 1084 states and 3095 transitions. [2021-11-23 00:41:36,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 3095 transitions. [2021-11-23 00:41:36,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:41:36,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:36,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:36,441 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:41:36,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:36,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 1089 states and 3129 transitions. [2021-11-23 00:41:36,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 3129 transitions. [2021-11-23 00:41:36,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:36,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:36,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:41:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:37,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 1091 states and 3136 transitions. [2021-11-23 00:41:37,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 3136 transitions. [2021-11-23 00:41:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:37,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:37,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:41:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 1100 states and 3173 transitions. [2021-11-23 00:41:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 3173 transitions. [2021-11-23 00:41:42,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:42,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:42,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:41:43,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:43,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 1102 states and 3183 transitions. [2021-11-23 00:41:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 3183 transitions. [2021-11-23 00:41:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:43,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:43,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:41:45,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1107 states and 3192 transitions. [2021-11-23 00:41:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 3192 transitions. [2021-11-23 00:41:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:41:45,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:45,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:45,814 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:41:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 1111 states and 3198 transitions. [2021-11-23 00:41:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 3198 transitions. [2021-11-23 00:41:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:41:47,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:47,627 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:41:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 1115 states and 3225 transitions. [2021-11-23 00:41:49,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 3225 transitions. [2021-11-23 00:41:49,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:41:49,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:49,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:49,934 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 1119 states and 3233 transitions. [2021-11-23 00:41:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 3233 transitions. [2021-11-23 00:41:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:41:50,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:50,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:50,953 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 1122 states and 3237 transitions. [2021-11-23 00:41:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 3237 transitions. [2021-11-23 00:41:53,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:41:53,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:53,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:41:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1127 states and 3266 transitions. [2021-11-23 00:41:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 3266 transitions. [2021-11-23 00:41:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:41:57,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:57,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:41:57,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 1128 states and 3268 transitions. [2021-11-23 00:41:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 3268 transitions. [2021-11-23 00:41:57,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:41:57,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:57,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:57,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:41:59,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1129 states and 3269 transitions. [2021-11-23 00:41:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 3269 transitions. [2021-11-23 00:41:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:41:59,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:59,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:41:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:59,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1131 states and 3286 transitions. [2021-11-23 00:41:59,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 3286 transitions. [2021-11-23 00:41:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:41:59,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:59,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,883 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:42:00,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:00,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 1132 states and 3287 transitions. [2021-11-23 00:42:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 3287 transitions. [2021-11-23 00:42:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:42:00,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:00,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:00,689 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:42:01,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:01,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 1133 states and 3288 transitions. [2021-11-23 00:42:01,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 3288 transitions. [2021-11-23 00:42:01,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:42:01,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:01,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:01,745 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:42:02,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1135 states and 3305 transitions. [2021-11-23 00:42:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 3305 transitions. [2021-11-23 00:42:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:02,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:02,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:02,632 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:04,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:04,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 1142 states and 3334 transitions. [2021-11-23 00:42:04,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 3334 transitions. [2021-11-23 00:42:04,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:04,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:04,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:08,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:08,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 1149 states and 3369 transitions. [2021-11-23 00:42:08,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 3369 transitions. [2021-11-23 00:42:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:08,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:08,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:08,619 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:10,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1152 states and 3375 transitions. [2021-11-23 00:42:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 3375 transitions. [2021-11-23 00:42:10,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:10,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:10,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:12,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 1156 states and 3399 transitions. [2021-11-23 00:42:12,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 3399 transitions. [2021-11-23 00:42:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:42:12,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:12,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:42:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:12,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 1161 states and 3411 transitions. [2021-11-23 00:42:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 3411 transitions. [2021-11-23 00:42:12,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:42:12,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:12,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:12,732 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:42:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:25,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1184 states and 3484 transitions. [2021-11-23 00:42:25,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 3484 transitions. [2021-11-23 00:42:25,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:25,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:25,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:25,859 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:26,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:26,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1186 states and 3499 transitions. [2021-11-23 00:42:26,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 3499 transitions. [2021-11-23 00:42:26,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:26,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:26,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:26,888 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:31,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1193 states and 3529 transitions. [2021-11-23 00:42:31,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3529 transitions. [2021-11-23 00:42:31,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:31,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:31,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:34,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1198 states and 3555 transitions. [2021-11-23 00:42:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 3555 transitions. [2021-11-23 00:42:34,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:34,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:34,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:42:35,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:35,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1199 states and 3556 transitions. [2021-11-23 00:42:35,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 3556 transitions. [2021-11-23 00:42:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:42:35,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:35,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:35,197 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:42:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:36,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 1204 states and 3563 transitions. [2021-11-23 00:42:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 3563 transitions. [2021-11-23 00:42:36,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:42:36,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:36,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:36,475 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:42:39,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:39,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1210 states and 3576 transitions. [2021-11-23 00:42:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 3576 transitions. [2021-11-23 00:42:39,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:42:39,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:39,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:39,361 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:42:39,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:39,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1212 states and 3584 transitions. [2021-11-23 00:42:39,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 3584 transitions. [2021-11-23 00:42:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:42:39,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:39,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:39,437 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:42:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1214 states and 3586 transitions. [2021-11-23 00:42:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3586 transitions. [2021-11-23 00:42:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:41,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:41,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:41,048 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:42:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:46,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1223 states and 3622 transitions. [2021-11-23 00:42:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 3622 transitions. [2021-11-23 00:42:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:46,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:46,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:46,445 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:42:51,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:51,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1231 states and 3642 transitions. [2021-11-23 00:42:51,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 3642 transitions. [2021-11-23 00:42:51,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:42:51,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:51,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:51,170 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:42:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1235 states and 3649 transitions. [2021-11-23 00:42:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 3649 transitions. [2021-11-23 00:42:53,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:42:53,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:53,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:53,312 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:42:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 1240 states and 3674 transitions. [2021-11-23 00:42:57,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 3674 transitions. [2021-11-23 00:42:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:42:57,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:57,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:57,147 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:42:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 1241 states and 3675 transitions. [2021-11-23 00:42:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 3675 transitions. [2021-11-23 00:42:58,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:42:58,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:58,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:43:03,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:03,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 1251 states and 3702 transitions. [2021-11-23 00:43:03,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 3702 transitions. [2021-11-23 00:43:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:43:03,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:03,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:43:05,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:05,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 1253 states and 3718 transitions. [2021-11-23 00:43:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 3718 transitions. [2021-11-23 00:43:05,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:43:05,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:05,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:43:06,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1255 states and 3734 transitions. [2021-11-23 00:43:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 3734 transitions. [2021-11-23 00:43:06,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:43:06,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:06,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:43:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1258 states and 3746 transitions. [2021-11-23 00:43:08,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 3746 transitions. [2021-11-23 00:43:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:43:08,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:08,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:08,328 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:43:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:10,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1260 states and 3750 transitions. [2021-11-23 00:43:10,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 3750 transitions. [2021-11-23 00:43:10,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:10,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:10,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,618 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 00:43:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 1264 states and 3762 transitions. [2021-11-23 00:43:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 3762 transitions. [2021-11-23 00:43:13,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:13,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:13,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:43:16,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:16,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 1269 states and 3780 transitions. [2021-11-23 00:43:16,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 3780 transitions. [2021-11-23 00:43:16,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:43:16,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:16,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:43:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:20,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 1275 states and 3791 transitions. [2021-11-23 00:43:20,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 3791 transitions. [2021-11-23 00:43:20,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:20,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:20,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:20,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:43:24,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:24,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 1282 states and 3822 transitions. [2021-11-23 00:43:24,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 3822 transitions. [2021-11-23 00:43:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:24,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:24,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:24,836 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:43:24,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:24,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 1287 states and 3829 transitions. [2021-11-23 00:43:24,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 3829 transitions. [2021-11-23 00:43:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:24,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:24,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:43:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:28,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 1292 states and 3845 transitions. [2021-11-23 00:43:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 3845 transitions. [2021-11-23 00:43:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:28,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:28,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:28,234 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:43:30,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:30,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 1296 states and 3860 transitions. [2021-11-23 00:43:30,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 3860 transitions. [2021-11-23 00:43:30,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:30,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:30,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:30,243 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:43:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:31,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 1301 states and 3867 transitions. [2021-11-23 00:43:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 3867 transitions. [2021-11-23 00:43:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:43:31,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:31,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:43:34,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 1305 states and 3874 transitions. [2021-11-23 00:43:34,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 3874 transitions. [2021-11-23 00:43:34,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:43:34,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:34,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:43:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:34,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 1307 states and 3877 transitions. [2021-11-23 00:43:34,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 3877 transitions. [2021-11-23 00:43:34,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:43:34,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:34,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:43:34,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:34,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 1309 states and 3903 transitions. [2021-11-23 00:43:34,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 3903 transitions. [2021-11-23 00:43:34,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:34,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:34,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:43:36,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:36,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 1314 states and 3916 transitions. [2021-11-23 00:43:36,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 3916 transitions. [2021-11-23 00:43:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:36,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:36,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:43:41,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 1323 states and 3947 transitions. [2021-11-23 00:43:41,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 3947 transitions. [2021-11-23 00:43:41,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:41,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:41,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:42,017 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:43:43,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:43,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 1325 states and 3952 transitions. [2021-11-23 00:43:43,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 3952 transitions. [2021-11-23 00:43:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:43,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:43,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:43,416 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:43:43,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 1329 states and 3962 transitions. [2021-11-23 00:43:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 3962 transitions. [2021-11-23 00:43:43,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:43,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:43,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:43:49,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:49,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4021 states to 1338 states and 3979 transitions. [2021-11-23 00:43:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 3979 transitions. [2021-11-23 00:43:49,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:43:49,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:49,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:49,224 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:43:51,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:51,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 1342 states and 3986 transitions. [2021-11-23 00:43:51,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 3986 transitions. [2021-11-23 00:43:51,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:51,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:51,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:43:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 1345 states and 4009 transitions. [2021-11-23 00:43:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 4009 transitions. [2021-11-23 00:43:53,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:53,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:53,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:43:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 1350 states and 4030 transitions. [2021-11-23 00:43:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 4030 transitions. [2021-11-23 00:43:56,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:56,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:56,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:56,991 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:43:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 1351 states and 4031 transitions. [2021-11-23 00:43:58,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 4031 transitions. [2021-11-23 00:43:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:58,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:58,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:58,216 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:43:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 1353 states and 4046 transitions. [2021-11-23 00:43:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 4046 transitions. [2021-11-23 00:43:59,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:43:59,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:59,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:44:05,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1363 states and 4072 transitions. [2021-11-23 00:44:05,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 4072 transitions. [2021-11-23 00:44:05,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:44:05,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:05,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:44:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 1370 states and 4091 transitions. [2021-11-23 00:44:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 4091 transitions. [2021-11-23 00:44:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:11,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:11,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 1376 states and 4110 transitions. [2021-11-23 00:44:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 4110 transitions. [2021-11-23 00:44:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:17,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:17,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:17,267 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:23,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:23,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 1386 states and 4143 transitions. [2021-11-23 00:44:23,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 4143 transitions. [2021-11-23 00:44:23,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:23,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:23,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:28,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:28,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 1392 states and 4155 transitions. [2021-11-23 00:44:28,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 4155 transitions. [2021-11-23 00:44:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:44:28,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:28,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:28,362 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:44:28,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 1397 states and 4162 transitions. [2021-11-23 00:44:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 4162 transitions. [2021-11-23 00:44:28,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:28,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:28,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:28,452 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:30,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 1401 states and 4182 transitions. [2021-11-23 00:44:30,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 4182 transitions. [2021-11-23 00:44:30,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:44:30,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:30,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:44:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:32,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 1405 states and 4205 transitions. [2021-11-23 00:44:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 4205 transitions. [2021-11-23 00:44:32,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:32,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:32,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:32,761 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:34,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:34,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 1407 states and 4221 transitions. [2021-11-23 00:44:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 4221 transitions. [2021-11-23 00:44:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:44:34,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:34,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:44:36,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:36,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 1411 states and 4238 transitions. [2021-11-23 00:44:36,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 4238 transitions. [2021-11-23 00:44:36,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:44:36,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:36,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,369 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:44:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:37,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4293 states to 1416 states and 4251 transitions. [2021-11-23 00:44:37,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 4251 transitions. [2021-11-23 00:44:37,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:37,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:37,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:37,487 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:38,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 1418 states and 4268 transitions. [2021-11-23 00:44:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 4268 transitions. [2021-11-23 00:44:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:44:38,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:38,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:44:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 1422 states and 4287 transitions. [2021-11-23 00:44:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 4287 transitions. [2021-11-23 00:44:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:40,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:40,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:44,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4357 states to 1426 states and 4315 transitions. [2021-11-23 00:44:44,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 4315 transitions. [2021-11-23 00:44:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:44:44,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:44,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:44,096 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:44:46,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:46,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 1430 states and 4331 transitions. [2021-11-23 00:44:46,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 4331 transitions. [2021-11-23 00:44:46,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:46,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:46,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:44:48,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4376 states to 1432 states and 4334 transitions. [2021-11-23 00:44:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 4334 transitions. [2021-11-23 00:44:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:44:48,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:48,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:44:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 1437 states and 4341 transitions. [2021-11-23 00:44:49,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 4341 transitions. [2021-11-23 00:44:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:49,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:49,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:44:51,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4393 states to 1441 states and 4351 transitions. [2021-11-23 00:44:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 4351 transitions. [2021-11-23 00:44:51,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:51,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:51,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:51,886 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:44:53,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 1443 states and 4365 transitions. [2021-11-23 00:44:53,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 4365 transitions. [2021-11-23 00:44:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:44:53,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:53,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:44:55,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:55,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 1447 states and 4370 transitions. [2021-11-23 00:44:55,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 4370 transitions. [2021-11-23 00:44:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:44:55,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:55,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:55,704 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:44:57,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4428 states to 1452 states and 4386 transitions. [2021-11-23 00:44:57,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 4386 transitions. [2021-11-23 00:44:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:44:57,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:57,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:45:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:00,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 1458 states and 4409 transitions. [2021-11-23 00:45:00,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 4409 transitions. [2021-11-23 00:45:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:00,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:00,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,915 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:45:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 1459 states and 4420 transitions. [2021-11-23 00:45:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 4420 transitions. [2021-11-23 00:45:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:02,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:02,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:02,271 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:45:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4510 states to 1478 states and 4468 transitions. [2021-11-23 00:45:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 4468 transitions. [2021-11-23 00:45:16,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:16,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:16,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:16,316 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:45:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 1480 states and 4472 transitions. [2021-11-23 00:45:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 4472 transitions. [2021-11-23 00:45:17,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:17,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:17,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:17,572 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:45:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4521 states to 1484 states and 4479 transitions. [2021-11-23 00:45:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 4479 transitions. [2021-11-23 00:45:20,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:45:20,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:20,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:45:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:26,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4543 states to 1494 states and 4501 transitions. [2021-11-23 00:45:26,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 4501 transitions. [2021-11-23 00:45:26,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:45:26,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:26,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:26,963 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:45:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 1501 states and 4516 transitions. [2021-11-23 00:45:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 4516 transitions. [2021-11-23 00:45:33,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:33,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:33,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:45:35,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4575 states to 1503 states and 4533 transitions. [2021-11-23 00:45:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 4533 transitions. [2021-11-23 00:45:35,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:35,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:35,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:45:38,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:38,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 1507 states and 4542 transitions. [2021-11-23 00:45:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 4542 transitions. [2021-11-23 00:45:38,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:38,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:38,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:45:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:39,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 1509 states and 4544 transitions. [2021-11-23 00:45:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 4544 transitions. [2021-11-23 00:45:39,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:39,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:39,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:45:43,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 1513 states and 4550 transitions. [2021-11-23 00:45:43,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 4550 transitions. [2021-11-23 00:45:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:43,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:43,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:43,311 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:45:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 1517 states and 4556 transitions. [2021-11-23 00:45:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 4556 transitions. [2021-11-23 00:45:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:46,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:46,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:45:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4613 states to 1519 states and 4571 transitions. [2021-11-23 00:45:47,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 4571 transitions. [2021-11-23 00:45:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:45:47,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:47,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:47,928 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:45:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 1526 states and 4591 transitions. [2021-11-23 00:45:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 4591 transitions. [2021-11-23 00:45:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:45:50,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:50,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:45:55,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:55,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4658 states to 1533 states and 4616 transitions. [2021-11-23 00:45:55,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 4616 transitions. [2021-11-23 00:45:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:45:55,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:55,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:55,968 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:45:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4665 states to 1536 states and 4623 transitions. [2021-11-23 00:45:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 4623 transitions. [2021-11-23 00:45:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:45:58,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:58,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:58,625 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:45:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4681 states to 1538 states and 4639 transitions. [2021-11-23 00:45:59,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 4639 transitions. [2021-11-23 00:45:59,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:45:59,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:59,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:46:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:05,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 1547 states and 4681 transitions. [2021-11-23 00:46:05,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 4681 transitions. [2021-11-23 00:46:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:46:05,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:05,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:05,223 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:46:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:08,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4738 states to 1552 states and 4696 transitions. [2021-11-23 00:46:08,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 4696 transitions. [2021-11-23 00:46:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:46:08,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:08,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:46:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 1554 states and 4700 transitions. [2021-11-23 00:46:11,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 4700 transitions. [2021-11-23 00:46:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:46:11,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:11,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:11,270 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:46:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:15,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4757 states to 1559 states and 4715 transitions. [2021-11-23 00:46:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 4715 transitions. [2021-11-23 00:46:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:46:15,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:15,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:15,158 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:46:17,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:17,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4761 states to 1562 states and 4719 transitions. [2021-11-23 00:46:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 4719 transitions. [2021-11-23 00:46:17,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:46:17,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:17,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:17,629 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:46:21,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:21,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 1567 states and 4740 transitions. [2021-11-23 00:46:21,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 4740 transitions. [2021-11-23 00:46:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:46:21,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:21,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:21,270 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:46:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:24,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 1571 states and 4753 transitions. [2021-11-23 00:46:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 4753 transitions. [2021-11-23 00:46:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:46:24,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:24,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:46:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 1573 states and 4762 transitions. [2021-11-23 00:46:25,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 4762 transitions. [2021-11-23 00:46:25,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:46:25,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:25,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:46:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 1577 states and 4769 transitions. [2021-11-23 00:46:28,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 4769 transitions. [2021-11-23 00:46:28,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:46:28,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:28,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:46:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 1579 states and 4776 transitions. [2021-11-23 00:46:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 4776 transitions. [2021-11-23 00:46:28,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:46:28,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:28,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:46:38,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:38,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 1592 states and 4830 transitions. [2021-11-23 00:46:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 4830 transitions. [2021-11-23 00:46:38,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:46:38,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:38,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:46:48,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4904 states to 1605 states and 4862 transitions. [2021-11-23 00:46:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 4862 transitions. [2021-11-23 00:46:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:46:48,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:48,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:46:51,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4906 states to 1607 states and 4864 transitions. [2021-11-23 00:46:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 4864 transitions. [2021-11-23 00:46:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:46:51,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:51,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:46:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:51,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 1612 states and 4877 transitions. [2021-11-23 00:46:51,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 4877 transitions. [2021-11-23 00:46:51,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:46:51,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:51,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:51,522 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:47:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:01,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4985 states to 1626 states and 4943 transitions. [2021-11-23 00:47:01,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 4943 transitions. [2021-11-23 00:47:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:47:01,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:01,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:01,307 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:47:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5012 states to 1634 states and 4970 transitions. [2021-11-23 00:47:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 4970 transitions. [2021-11-23 00:47:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:47:08,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:08,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:08,819 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:47:15,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:15,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 1642 states and 5001 transitions. [2021-11-23 00:47:15,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 5001 transitions. [2021-11-23 00:47:15,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:47:15,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:15,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:47:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:23,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5070 states to 1651 states and 5028 transitions. [2021-11-23 00:47:23,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 5028 transitions. [2021-11-23 00:47:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:47:23,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:23,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:23,406 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:47:36,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5102 states to 1667 states and 5060 transitions. [2021-11-23 00:47:36,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 5060 transitions. [2021-11-23 00:47:36,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:47:36,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:36,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:47:41,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:41,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5117 states to 1673 states and 5075 transitions. [2021-11-23 00:47:41,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 5075 transitions. [2021-11-23 00:47:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:47:41,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:41,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:41,918 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:47:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5118 states to 1674 states and 5076 transitions. [2021-11-23 00:47:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 5076 transitions. [2021-11-23 00:47:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:47:43,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:43,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked.