./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/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_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aaf3ef5b6218ff6658a67703b1e3ffb0d16a40e5e7c9a13354b853d6f63747b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:34,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:34,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:34,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:34,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:34,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:34,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:34,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:34,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:34,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:34,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:34,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:34,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:34,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:34,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:34,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:34,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:34,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:34,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:34,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:34,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:34,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:34,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:34,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:34,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:34,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:34,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:34,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:34,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:34,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:34,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:34,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:34,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:34,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:34,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:34,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:34,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:34,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:34,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:34,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:34,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:34,898 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:56:34,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:34,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:34,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:34,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:34,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:34,946 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:34,946 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:56:34,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:34,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:34,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:34,948 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:56:34,948 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:56:34,948 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:56:34,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:34,949 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:34,949 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:34,949 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:34,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:34,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:34,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:34,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:34,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:34,951 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:34,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:34,951 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_eb14e325-419d-412a-840b-ca8be75060b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aaf3ef5b6218ff6658a67703b1e3ffb0d16a40e5e7c9a13354b853d6f63747b [2021-11-23 00:56:35,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:35,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:35,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:35,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:35,277 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:35,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c [2021-11-23 00:56:35,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/data/9f18cb7d0/f09d3c062d9d4ec8b91ae429a60e55d8/FLAGa270ad106 [2021-11-23 00:56:35,833 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:35,834 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c [2021-11-23 00:56:35,847 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/data/9f18cb7d0/f09d3c062d9d4ec8b91ae429a60e55d8/FLAGa270ad106 [2021-11-23 00:56:36,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/data/9f18cb7d0/f09d3c062d9d4ec8b91ae429a60e55d8 [2021-11-23 00:56:36,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:36,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:36,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:36,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:36,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:36,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed5943d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36, skipping insertion in model container [2021-11-23 00:56:36,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:36,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:36,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:36,423 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:36,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:36,452 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:36,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36 WrapperNode [2021-11-23 00:56:36,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:36,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:36,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:36,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:36,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,489 INFO L137 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2021-11-23 00:56:36,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:36,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:36,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:36,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:36,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:36,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:36,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:36,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:36,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:36,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:36,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:36,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:36,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb14e325-419d-412a-840b-ca8be75060b2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:36,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:56:36,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:36,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:56:36,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:56:36,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:56:36,671 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:36,673 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:36,889 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:36,949 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:36,949 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:56:36,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:36 BoogieIcfgContainer [2021-11-23 00:56:36,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:36,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:36,953 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:36,978 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:36,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:36" (1/1) ... [2021-11-23 00:56:37,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:56:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-23 00:56:37,073 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-23 00:56:37,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:37,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2021-11-23 00:56:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-11-23 00:56:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:37,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-11-23 00:56:37,454 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-11-23 00:56:37,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:37,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-23 00:56:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-23 00:56:37,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:56:37,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2021-11-23 00:56:38,058 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-23 00:56:38,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:56:38,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2021-11-23 00:56:38,807 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-11-23 00:56:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:56:38,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2021-11-23 00:56:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2021-11-23 00:56:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:56:39,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2021-11-23 00:56:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2021-11-23 00:56:39,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:56:39,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2021-11-23 00:56:40,356 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2021-11-23 00:56:40,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:56:40,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,375 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2021-11-23 00:56:40,651 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2021-11-23 00:56:40,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:56:40,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2021-11-23 00:56:41,497 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2021-11-23 00:56:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:56:41,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:42,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2021-11-23 00:56:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2021-11-23 00:56:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:56:42,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,083 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:42,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2021-11-23 00:56:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2021-11-23 00:56:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:56:42,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,483 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2021-11-23 00:56:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2021-11-23 00:56:43,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:56:43,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 92 transitions. [2021-11-23 00:56:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2021-11-23 00:56:44,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:56:44,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:44,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 61 states and 98 transitions. [2021-11-23 00:56:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 98 transitions. [2021-11-23 00:56:44,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:44,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2021-11-23 00:56:46,198 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2021-11-23 00:56:46,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:46,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,398 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2021-11-23 00:56:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2021-11-23 00:56:48,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:48,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,028 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2021-11-23 00:56:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2021-11-23 00:56:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:48,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,630 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:49,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 73 states and 121 transitions. [2021-11-23 00:56:49,171 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 121 transitions. [2021-11-23 00:56:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:56:49,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,191 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:56:49,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 73 states and 120 transitions. [2021-11-23 00:56:49,419 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 120 transitions. [2021-11-23 00:56:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:56:49,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,465 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:49,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2021-11-23 00:56:49,747 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2021-11-23 00:56:49,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:56:49,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:50,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 129 transitions. [2021-11-23 00:56:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 129 transitions. [2021-11-23 00:56:50,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:56:50,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,391 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 79 states and 133 transitions. [2021-11-23 00:56:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 133 transitions. [2021-11-23 00:56:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:56:50,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,040 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 80 states and 134 transitions. [2021-11-23 00:56:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 134 transitions. [2021-11-23 00:56:51,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:56:51,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,644 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:56:52,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 81 states and 135 transitions. [2021-11-23 00:56:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 135 transitions. [2021-11-23 00:56:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:56:52,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:53,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 84 states and 144 transitions. [2021-11-23 00:56:53,583 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 144 transitions. [2021-11-23 00:56:53,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:53,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,910 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:56:57,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 96 states and 172 transitions. [2021-11-23 00:56:57,172 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 172 transitions. [2021-11-23 00:56:57,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:57,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,195 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:56:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 98 states and 174 transitions. [2021-11-23 00:56:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 174 transitions. [2021-11-23 00:56:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:57,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:57:00,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 108 states and 186 transitions. [2021-11-23 00:57:00,088 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 186 transitions. [2021-11-23 00:57:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:57:00,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,151 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 188 transitions. [2021-11-23 00:57:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2021-11-23 00:57:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:57:00,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:01,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2021-11-23 00:57:01,186 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2021-11-23 00:57:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:01,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:04,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 113 states and 203 transitions. [2021-11-23 00:57:04,764 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 203 transitions. [2021-11-23 00:57:04,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:04,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,859 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 114 states and 204 transitions. [2021-11-23 00:57:05,501 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 204 transitions. [2021-11-23 00:57:05,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:05,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,533 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:57:09,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 117 states and 214 transitions. [2021-11-23 00:57:09,136 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 214 transitions. [2021-11-23 00:57:09,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:09,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,173 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:57:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 120 states and 223 transitions. [2021-11-23 00:57:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 223 transitions. [2021-11-23 00:57:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,027 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:57:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 121 states and 225 transitions. [2021-11-23 00:57:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 225 transitions. [2021-11-23 00:57:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:13,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,423 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:57:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 122 states and 226 transitions. [2021-11-23 00:57:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 226 transitions. [2021-11-23 00:57:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:14,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,139 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:57:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 123 states and 228 transitions. [2021-11-23 00:57:14,740 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 228 transitions. [2021-11-23 00:57:14,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:57:14,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,763 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:57:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 123 states and 227 transitions. [2021-11-23 00:57:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 227 transitions. [2021-11-23 00:57:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:57:15,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 3 proven. 97 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 132 states and 236 transitions. [2021-11-23 00:57:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 236 transitions. [2021-11-23 00:57:17,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:57:17,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,178 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 63 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:57:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 134 states and 240 transitions. [2021-11-23 00:57:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 240 transitions. [2021-11-23 00:57:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:57:19,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,087 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 00:57:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 134 states and 239 transitions. [2021-11-23 00:57:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 239 transitions. [2021-11-23 00:57:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:57:19,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:57:22,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 137 states and 257 transitions. [2021-11-23 00:57:22,222 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 257 transitions. [2021-11-23 00:57:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:57:22,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,248 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:57:23,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 143 states and 265 transitions. [2021-11-23 00:57:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 265 transitions. [2021-11-23 00:57:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:57:23,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,650 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:57:28,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 149 states and 289 transitions. [2021-11-23 00:57:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 289 transitions. [2021-11-23 00:57:28,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:57:28,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,418 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:57:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 159 states and 301 transitions. [2021-11-23 00:57:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 301 transitions. [2021-11-23 00:57:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:57:31,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:31,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,127 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 21 proven. 113 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:35,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 171 states and 312 transitions. [2021-11-23 00:57:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 312 transitions. [2021-11-23 00:57:35,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:57:35,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:35,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:57:40,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 174 states and 329 transitions. [2021-11-23 00:57:40,815 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 329 transitions. [2021-11-23 00:57:40,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:57:40,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:57:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 175 states and 332 transitions. [2021-11-23 00:57:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 332 transitions. [2021-11-23 00:57:41,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:57:41,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:57:47,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 178 states and 342 transitions. [2021-11-23 00:57:47,002 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 342 transitions. [2021-11-23 00:57:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:57:47,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 00:57:52,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 181 states and 354 transitions. [2021-11-23 00:57:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 354 transitions. [2021-11-23 00:57:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:57:52,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 00:57:54,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 182 states and 356 transitions. [2021-11-23 00:57:54,177 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 356 transitions. [2021-11-23 00:57:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:57:54,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:57:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 183 states and 359 transitions. [2021-11-23 00:57:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 359 transitions. [2021-11-23 00:57:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:57:55,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-23 00:57:56,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 183 states and 358 transitions. [2021-11-23 00:57:56,180 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 358 transitions. [2021-11-23 00:57:56,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:57:56,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 51 proven. 214 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:58:01,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 195 states and 370 transitions. [2021-11-23 00:58:01,115 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 370 transitions. [2021-11-23 00:58:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:58:01,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,487 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 141 proven. 26 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 00:58:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 197 states and 374 transitions. [2021-11-23 00:58:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 374 transitions. [2021-11-23 00:58:02,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:58:02,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 51 proven. 214 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:58:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 206 states and 382 transitions. [2021-11-23 00:58:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 382 transitions. [2021-11-23 00:58:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:58:06,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,284 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 00:58:10,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 209 states and 410 transitions. [2021-11-23 00:58:10,055 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 410 transitions. [2021-11-23 00:58:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:58:10,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,081 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 00:58:11,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 209 states and 409 transitions. [2021-11-23 00:58:11,460 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 409 transitions. [2021-11-23 00:58:11,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:58:11,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,489 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-23 00:58:13,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 212 states and 412 transitions. [2021-11-23 00:58:13,223 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 412 transitions. [2021-11-23 00:58:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:58:13,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 36 proven. 283 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:58:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 227 states and 427 transitions. [2021-11-23 00:58:19,479 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 427 transitions. [2021-11-23 00:58:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:58:19,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:19,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,349 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 00:58:26,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 236 states and 458 transitions. [2021-11-23 00:58:26,573 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 458 transitions. [2021-11-23 00:58:26,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:58:26,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 36 proven. 283 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:58:30,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 248 states and 470 transitions. [2021-11-23 00:58:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 470 transitions. [2021-11-23 00:58:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:58:30,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:30,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 00:58:34,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 258 states and 482 transitions. [2021-11-23 00:58:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 482 transitions. [2021-11-23 00:58:34,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:58:34,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,140 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 277 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 00:58:43,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 261 states and 501 transitions. [2021-11-23 00:58:43,156 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 501 transitions. [2021-11-23 00:58:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:58:43,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 277 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 00:58:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 262 states and 505 transitions. [2021-11-23 00:58:44,683 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 505 transitions. [2021-11-23 00:58:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:58:44,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 7 proven. 126 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-11-23 00:58:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 265 states and 517 transitions. [2021-11-23 00:58:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 517 transitions. [2021-11-23 00:58:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:58:52,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-23 00:59:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 268 states and 531 transitions. [2021-11-23 00:59:01,334 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 531 transitions. [2021-11-23 00:59:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:59:01,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,378 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-23 00:59:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 269 states and 534 transitions. [2021-11-23 00:59:02,664 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 534 transitions. [2021-11-23 00:59:02,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:59:02,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 7 proven. 126 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-11-23 00:59:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 270 states and 538 transitions. [2021-11-23 00:59:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 538 transitions. [2021-11-23 00:59:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:59:03,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,660 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2021-11-23 00:59:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 270 states and 537 transitions. [2021-11-23 00:59:04,665 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 537 transitions. [2021-11-23 00:59:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:59:04,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 262 proven. 40 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-23 00:59:07,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 272 states and 541 transitions. [2021-11-23 00:59:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 541 transitions. [2021-11-23 00:59:07,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:59:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,584 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 181 proven. 383 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 00:59:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 284 states and 552 transitions. [2021-11-23 00:59:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 552 transitions. [2021-11-23 00:59:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:59:12,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,498 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-23 00:59:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 287 states and 588 transitions. [2021-11-23 00:59:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 588 transitions. [2021-11-23 00:59:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:59:17,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 00:59:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 287 states and 587 transitions. [2021-11-23 00:59:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 587 transitions. [2021-11-23 00:59:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:59:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 575 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 00:59:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 299 states and 629 transitions. [2021-11-23 00:59:28,169 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 629 transitions. [2021-11-23 00:59:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:59:28,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,200 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2021-11-23 00:59:30,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 302 states and 632 transitions. [2021-11-23 00:59:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 632 transitions. [2021-11-23 00:59:30,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:59:30,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,319 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2021-11-23 00:59:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 305 states and 635 transitions. [2021-11-23 00:59:32,271 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 635 transitions. [2021-11-23 00:59:32,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:59:32,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,364 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 575 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 00:59:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 314 states and 644 transitions. [2021-11-23 00:59:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 644 transitions. [2021-11-23 00:59:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:59:35,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,967 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 575 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 00:59:37,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 315 states and 648 transitions. [2021-11-23 00:59:37,231 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 648 transitions. [2021-11-23 00:59:37,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:59:37,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 55 proven. 587 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 00:59:46,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 333 states and 665 transitions. [2021-11-23 00:59:46,457 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 665 transitions. [2021-11-23 00:59:46,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:59:46,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 00:59:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 336 states and 688 transitions. [2021-11-23 00:59:58,948 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 688 transitions. [2021-11-23 00:59:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:59:58,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,723 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:00:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 337 states and 692 transitions. [2021-11-23 01:00:01,168 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 692 transitions. [2021-11-23 01:00:01,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:00:01,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,222 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2021-11-23 01:00:13,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:13,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 340 states and 707 transitions. [2021-11-23 01:00:13,049 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 707 transitions. [2021-11-23 01:00:13,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:00:13,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:13,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 8 proven. 183 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2021-11-23 01:00:25,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 343 states and 722 transitions. [2021-11-23 01:00:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 722 transitions. [2021-11-23 01:00:25,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:00:25,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:25,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:25,266 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 8 proven. 183 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2021-11-23 01:00:26,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:26,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 344 states and 727 transitions. [2021-11-23 01:00:26,620 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 727 transitions. [2021-11-23 01:00:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:00:26,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:26,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:26,661 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 8 proven. 183 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2021-11-23 01:00:29,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 346 states and 736 transitions. [2021-11-23 01:00:29,636 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 736 transitions. [2021-11-23 01:00:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:00:29,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,682 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2021-11-23 01:00:31,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:31,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 347 states and 740 transitions. [2021-11-23 01:00:31,165 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 740 transitions. [2021-11-23 01:00:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:00:31,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:31,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:31,195 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2021-11-23 01:00:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:32,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 347 states and 739 transitions. [2021-11-23 01:00:32,607 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 739 transitions. [2021-11-23 01:00:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:00:32,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:32,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:33,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1197 backedges. 435 proven. 57 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2021-11-23 01:00:35,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 349 states and 743 transitions. [2021-11-23 01:00:35,377 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 743 transitions. [2021-11-23 01:00:35,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:00:35,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:35,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 438 proven. 613 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:00:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 367 states and 763 transitions. [2021-11-23 01:00:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 763 transitions. [2021-11-23 01:00:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:00:46,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:46,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 438 proven. 613 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:00:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 379 states and 774 transitions. [2021-11-23 01:00:53,925 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 774 transitions. [2021-11-23 01:00:53,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:00:53,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 438 proven. 613 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:01:01,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 391 states and 785 transitions. [2021-11-23 01:01:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 785 transitions. [2021-11-23 01:01:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:01:01,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:01,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2021-11-23 01:01:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 391 states and 784 transitions. [2021-11-23 01:01:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 784 transitions. [2021-11-23 01:01:04,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:01:04,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:04,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 0 proven. 518 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2021-11-23 01:01:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 394 states and 827 transitions. [2021-11-23 01:01:09,763 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 827 transitions. [2021-11-23 01:01:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:01:09,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:09,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:09,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 1060 trivial. 0 not checked. [2021-11-23 01:01:12,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 397 states and 830 transitions. [2021-11-23 01:01:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 830 transitions. [2021-11-23 01:01:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:01:12,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:12,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 78 proven. 1079 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:01:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 418 states and 853 transitions. [2021-11-23 01:01:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 853 transitions. [2021-11-23 01:01:25,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:01:25,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1065 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:01:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 430 states and 896 transitions. [2021-11-23 01:01:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 896 transitions. [2021-11-23 01:01:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:01:38,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:38,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:38,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 78 proven. 1079 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:01:44,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 442 states and 908 transitions. [2021-11-23 01:01:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 908 transitions. [2021-11-23 01:01:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:01:44,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:44,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:44,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1065 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:01:52,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:52,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 455 states and 926 transitions. [2021-11-23 01:01:52,953 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 926 transitions. [2021-11-23 01:01:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:01:52,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:52,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:53,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 78 proven. 1079 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:01:54,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:54,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 458 states and 928 transitions. [2021-11-23 01:01:54,636 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 928 transitions. [2021-11-23 01:01:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:01:54,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:54,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:02:13,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:13,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 461 states and 953 transitions. [2021-11-23 01:02:13,104 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 953 transitions. [2021-11-23 01:02:13,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:02:13,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:13,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:02:15,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:15,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 462 states and 958 transitions. [2021-11-23 01:02:15,876 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 958 transitions. [2021-11-23 01:02:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:02:15,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:15,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 9 proven. 249 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2021-11-23 01:02:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 465 states and 975 transitions. [2021-11-23 01:02:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 975 transitions. [2021-11-23 01:02:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:02:33,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2021-11-23 01:02:51,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 468 states and 992 transitions. [2021-11-23 01:02:51,096 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 992 transitions. [2021-11-23 01:02:51,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:02:51,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:51,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:51,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2021-11-23 01:02:52,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 469 states and 998 transitions. [2021-11-23 01:02:52,895 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 998 transitions. [2021-11-23 01:02:52,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:02:52,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:52,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 9 proven. 249 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2021-11-23 01:02:54,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 470 states and 1003 transitions. [2021-11-23 01:02:54,654 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1003 transitions. [2021-11-23 01:02:54,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:02:54,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 1181 trivial. 0 not checked. [2021-11-23 01:02:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 470 states and 1002 transitions. [2021-11-23 01:02:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1002 transitions. [2021-11-23 01:02:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:02:56,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2012 backedges. 669 proven. 77 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2021-11-23 01:03:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:00,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 472 states and 1006 transitions. [2021-11-23 01:03:00,513 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1006 transitions. [2021-11-23 01:03:00,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:03:00,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:00,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 876 proven. 913 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:03:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:07,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 475 states and 1009 transitions. [2021-11-23 01:03:07,285 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1009 transitions. [2021-11-23 01:03:07,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:03:07,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:07,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:10,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 876 proven. 913 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:03:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:15,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 484 states and 1017 transitions. [2021-11-23 01:03:15,123 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1017 transitions. [2021-11-23 01:03:15,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:03:15,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:15,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 876 proven. 913 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:03:28,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 502 states and 1034 transitions. [2021-11-23 01:03:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1034 transitions. [2021-11-23 01:03:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:03:28,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:30,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2046 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2021-11-23 01:03:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 505 states and 1086 transitions. [2021-11-23 01:03:36,857 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1086 transitions. [2021-11-23 01:03:36,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:03:36,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2046 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 1416 trivial. 0 not checked. [2021-11-23 01:03:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 505 states and 1085 transitions. [2021-11-23 01:03:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1085 transitions. [2021-11-23 01:03:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:03:39,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:39,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:04:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 523 states and 1142 transitions. [2021-11-23 01:04:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1142 transitions. [2021-11-23 01:04:00,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:04:00,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:00,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:04:06,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:06,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 532 states and 1151 transitions. [2021-11-23 01:04:06,533 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1151 transitions. [2021-11-23 01:04:06,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:04:06,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:06,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:06,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 1832 trivial. 0 not checked. [2021-11-23 01:04:10,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:10,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 535 states and 1154 transitions. [2021-11-23 01:04:10,168 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1154 transitions. [2021-11-23 01:04:10,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:04:10,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:10,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 105 proven. 1822 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:04:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 559 states and 1177 transitions. [2021-11-23 01:04:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1177 transitions. [2021-11-23 01:04:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:04:29,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:29,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:04:32,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 560 states and 1183 transitions. [2021-11-23 01:04:32,100 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1183 transitions. [2021-11-23 01:04:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:04:32,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 0 proven. 1813 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:04:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:58,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 563 states and 1211 transitions. [2021-11-23 01:04:58,994 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1211 transitions. [2021-11-23 01:04:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:04:58,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:58,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 0 proven. 1813 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:05:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:03,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 564 states and 1217 transitions. [2021-11-23 01:05:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1217 transitions. [2021-11-23 01:05:03,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:05:03,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:03,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2021-11-23 01:05:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 567 states and 1236 transitions. [2021-11-23 01:05:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1236 transitions. [2021-11-23 01:05:27,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:05:27,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:27,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:27,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 10 proven. 324 refuted. 0 times theorem prover too weak. 1878 trivial. 0 not checked. [2021-11-23 01:05:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 570 states and 1255 transitions. [2021-11-23 01:05:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1255 transitions. [2021-11-23 01:05:50,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:05:50,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:50,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:50,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 10 proven. 324 refuted. 0 times theorem prover too weak. 1878 trivial. 0 not checked. [2021-11-23 01:05:52,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:52,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 571 states and 1262 transitions. [2021-11-23 01:05:52,831 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1262 transitions. [2021-11-23 01:05:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:05:52,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:52,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:52,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 10 proven. 324 refuted. 0 times theorem prover too weak. 1878 trivial. 0 not checked. [2021-11-23 01:05:57,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:57,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 573 states and 1273 transitions. [2021-11-23 01:05:57,821 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1273 transitions. [2021-11-23 01:05:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:05:57,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:57,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2021-11-23 01:06:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 574 states and 1279 transitions. [2021-11-23 01:06:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1279 transitions. [2021-11-23 01:06:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:06:00,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2262 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 1989 trivial. 0 not checked. [2021-11-23 01:06:02,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 574 states and 1278 transitions. [2021-11-23 01:06:02,549 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1278 transitions. [2021-11-23 01:06:02,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:06:02,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3173 backedges. 973 proven. 100 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2021-11-23 01:06:07,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 576 states and 1282 transitions. [2021-11-23 01:06:07,294 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1282 transitions. [2021-11-23 01:06:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:06:07,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 2815 trivial. 0 not checked. [2021-11-23 01:06:11,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 579 states and 1285 transitions. [2021-11-23 01:06:11,417 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1285 transitions. [2021-11-23 01:06:11,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:06:11,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 1558 proven. 1292 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:06:36,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 603 states and 1315 transitions. [2021-11-23 01:06:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1315 transitions. [2021-11-23 01:06:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:06:36,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:40,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 1558 proven. 1292 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:06:48,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 615 states and 1326 transitions. [2021-11-23 01:06:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1326 transitions. [2021-11-23 01:06:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:06:48,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:53,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 1558 proven. 1292 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:06:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:59,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 624 states and 1334 transitions. [2021-11-23 01:06:59,063 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1334 transitions. [2021-11-23 01:06:59,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:06:59,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:59,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:03,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 1558 proven. 1292 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:07:15,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 642 states and 1351 transitions. [2021-11-23 01:07:15,450 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1351 transitions. [2021-11-23 01:07:15,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:07:15,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:20,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 1558 proven. 1292 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:07:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:22,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 645 states and 1353 transitions. [2021-11-23 01:07:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1353 transitions. [2021-11-23 01:07:22,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:07:22,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:22,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3137 backedges. 1558 proven. 1292 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:07:29,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 648 states and 1355 transitions. [2021-11-23 01:07:29,015 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1355 transitions. [2021-11-23 01:07:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 01:07:29,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:29,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3216 backedges. 920 proven. 0 refuted. 0 times theorem prover too weak. 2296 trivial. 0 not checked. [2021-11-23 01:07:32,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 648 states and 1354 transitions. [2021-11-23 01:07:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1354 transitions. [2021-11-23 01:07:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 01:07:32,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3216 backedges. 0 proven. 1116 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2021-11-23 01:07:41,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:41,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 651 states and 1413 transitions. [2021-11-23 01:07:41,730 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1413 transitions. [2021-11-23 01:07:41,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 01:07:41,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:41,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3311 backedges. 136 proven. 2888 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-23 01:08:07,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:07,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 678 states and 1447 transitions. [2021-11-23 01:08:07,238 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1447 transitions. [2021-11-23 01:08:07,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 01:08:07,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:07,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 3274 backedges. 0 proven. 2870 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked.