./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN --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 ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:40:27,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:40:27,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:40:27,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:40:27,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:40:27,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:40:27,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:40:27,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:40:27,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:40:27,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:40:27,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:40:27,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:40:27,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:40:27,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:40:27,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:40:27,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:40:27,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:40:27,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:40:27,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:40:27,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:40:27,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:40:27,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:40:27,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:40:27,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:40:27,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:40:27,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:40:27,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:40:27,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:40:27,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:40:27,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:40:27,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:40:27,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:40:27,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:40:27,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:40:27,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:40:27,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:40:27,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:40:27,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:40:27,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:40:27,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:40:27,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:40:27,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-21 04:40:27,967 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:40:27,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:40:27,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:40:27,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:40:27,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:40:27,969 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:40:27,970 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:40:27,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:40:27,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:40:27,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:40:27,971 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-21 04:40:27,971 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-21 04:40:27,971 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-21 04:40:27,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:40:27,972 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:40:27,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:40:27,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:40:27,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:40:27,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:40:27,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:40:27,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:40:27,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:40:27,974 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:40:27,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:40:27,974 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_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba885d2ca843c278430bc3d4272c307ea7df8f1fbcd0da84e81382a8c1939a93 [2021-11-21 04:40:28,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:40:28,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:40:28,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:40:28,371 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:40:28,372 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:40:28,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2021-11-21 04:40:28,482 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/data/739d98e79/a8cdd5037b61443993bbb8169210b14a/FLAGc8ec08450 [2021-11-21 04:40:29,164 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:40:29,164 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/sv-benchmarks/c/array-memsafety/java_BubbleSort-alloca-1.i [2021-11-21 04:40:29,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/data/739d98e79/a8cdd5037b61443993bbb8169210b14a/FLAGc8ec08450 [2021-11-21 04:40:29,440 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/data/739d98e79/a8cdd5037b61443993bbb8169210b14a [2021-11-21 04:40:29,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:40:29,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:40:29,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:40:29,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:40:29,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:40:29,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e17af35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29, skipping insertion in model container [2021-11-21 04:40:29,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:40:29,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:40:29,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:40:29,828 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:40:29,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:40:29,919 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:40:29,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29 WrapperNode [2021-11-21 04:40:29,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:40:29,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:40:29,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:40:29,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:40:29,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,978 INFO L137 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2021-11-21 04:40:29,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:40:29,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:40:29,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:40:29,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:40:29,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:29,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:30,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:30,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:30,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:40:30,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:40:30,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:40:30,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:40:30,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:40:29" (1/1) ... [2021-11-21 04:40:30,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:40:30,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:40:30,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:40:30,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7a24256-05ad-4adf-9c85-e5227389e083/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:40:30,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:40:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:40:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:40:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:40:30,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:40:30,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:40:30,183 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:40:30,185 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:40:30,433 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:40:30,509 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:40:30,510 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 04:40:30,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:40:30 BoogieIcfgContainer [2021-11-21 04:40:30,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:40:30,514 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:40:30,514 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:40:30,541 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:40:30,541 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:40:30" (1/1) ... [2021-11-21 04:40:30,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:40:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2021-11-21 04:40:30,613 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2021-11-21 04:40:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 04:40:30,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:30,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:30,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:30,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2021-11-21 04:40:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-21 04:40:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 04:40:30,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:30,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:31,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:31,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:31,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2021-11-21 04:40:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2021-11-21 04:40:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:40:31,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:31,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:31,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2021-11-21 04:40:31,595 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-21 04:40:31,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:40:31,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:31,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:31,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:32,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2021-11-21 04:40:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2021-11-21 04:40:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 04:40:32,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:32,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:32,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:40:32,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2021-11-21 04:40:32,919 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2021-11-21 04:40:32,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:40:32,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:32,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:33,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:33,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2021-11-21 04:40:33,375 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2021-11-21 04:40:33,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:40:33,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:33,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:33,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:33,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2021-11-21 04:40:33,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2021-11-21 04:40:33,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:40:33,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:33,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:33,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2021-11-21 04:40:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2021-11-21 04:40:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:40:34,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:34,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:35,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2021-11-21 04:40:35,461 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2021-11-21 04:40:35,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:40:35,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:35,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:35,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:40:35,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:35,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2021-11-21 04:40:35,499 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2021-11-21 04:40:35,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:40:35,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:35,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:35,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2021-11-21 04:40:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2021-11-21 04:40:36,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:40:36,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:36,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:36,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:40:36,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:36,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2021-11-21 04:40:36,567 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2021-11-21 04:40:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:40:36,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:36,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:36,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2021-11-21 04:40:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2021-11-21 04:40:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:40:37,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:37,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:37,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2021-11-21 04:40:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2021-11-21 04:40:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:40:38,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:38,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:39,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2021-11-21 04:40:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2021-11-21 04:40:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:40:39,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:39,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2021-11-21 04:40:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2021-11-21 04:40:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:40:39,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:39,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:39,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:39,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:39,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2021-11-21 04:40:39,605 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2021-11-21 04:40:39,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:40:39,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:39,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:40,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2021-11-21 04:40:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2021-11-21 04:40:40,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 04:40:40,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:40,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:40,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:40,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:40,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2021-11-21 04:40:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2021-11-21 04:40:40,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 04:40:40,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:40,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:40,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:40,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2021-11-21 04:40:40,355 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2021-11-21 04:40:40,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:40:40,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:40,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:43,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 108 transitions. [2021-11-21 04:40:43,095 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 108 transitions. [2021-11-21 04:40:43,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:40:43,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:43,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:43,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 58 states and 107 transitions. [2021-11-21 04:40:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 107 transitions. [2021-11-21 04:40:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:40:43,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:43,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 58 states and 106 transitions. [2021-11-21 04:40:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 106 transitions. [2021-11-21 04:40:43,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:40:43,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:43,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:43,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 60 states and 110 transitions. [2021-11-21 04:40:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 110 transitions. [2021-11-21 04:40:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:40:44,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:44,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:44,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:44,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 61 states and 111 transitions. [2021-11-21 04:40:44,409 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 111 transitions. [2021-11-21 04:40:44,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 04:40:44,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:44,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:40:46,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 66 states and 117 transitions. [2021-11-21 04:40:46,262 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 117 transitions. [2021-11-21 04:40:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 04:40:46,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:46,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:46,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 65 states and 116 transitions. [2021-11-21 04:40:46,306 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 116 transitions. [2021-11-21 04:40:46,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 04:40:46,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:46,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:40:46,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 66 states and 119 transitions. [2021-11-21 04:40:46,448 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 119 transitions. [2021-11-21 04:40:46,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 04:40:46,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:40:46,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:46,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 66 states and 118 transitions. [2021-11-21 04:40:46,901 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 118 transitions. [2021-11-21 04:40:46,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 04:40:46,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:46,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:50,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 74 states and 139 transitions. [2021-11-21 04:40:50,787 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 139 transitions. [2021-11-21 04:40:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 04:40:50,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:50,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:50,849 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 75 states and 139 transitions. [2021-11-21 04:40:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 139 transitions. [2021-11-21 04:40:51,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 04:40:51,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:51,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:40:52,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:52,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 77 states and 141 transitions. [2021-11-21 04:40:52,466 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 141 transitions. [2021-11-21 04:40:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:40:52,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:52,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:53,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 78 states and 142 transitions. [2021-11-21 04:40:53,402 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 142 transitions. [2021-11-21 04:40:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:40:53,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:53,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 83 states and 150 transitions. [2021-11-21 04:40:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 150 transitions. [2021-11-21 04:40:55,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:40:55,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:55,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:40:56,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 84 states and 151 transitions. [2021-11-21 04:40:56,066 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 151 transitions. [2021-11-21 04:40:56,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 04:40:56,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:56,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:56,214 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:40:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 152 transitions. [2021-11-21 04:40:56,718 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2021-11-21 04:40:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 04:40:56,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:56,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:56,752 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 89 states and 155 transitions. [2021-11-21 04:40:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 155 transitions. [2021-11-21 04:40:56,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 04:40:56,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:56,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:40:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 160 transitions. [2021-11-21 04:40:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 160 transitions. [2021-11-21 04:40:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 04:40:57,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:57,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:57,698 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 04:40:57,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 95 states and 163 transitions. [2021-11-21 04:40:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 163 transitions. [2021-11-21 04:40:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 04:40:57,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:57,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:57,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 166 transitions. [2021-11-21 04:40:57,821 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 166 transitions. [2021-11-21 04:40:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 04:40:57,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:57,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:58,133 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:40:59,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:59,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 98 states and 165 transitions. [2021-11-21 04:40:59,183 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 165 transitions. [2021-11-21 04:40:59,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:40:59,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:59,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:59,286 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:40:59,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2021-11-21 04:40:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2021-11-21 04:40:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:40:59,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:59,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:59,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:04,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 115 states and 196 transitions. [2021-11-21 04:41:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 196 transitions. [2021-11-21 04:41:04,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:41:04,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:04,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:41:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:04,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 114 states and 195 transitions. [2021-11-21 04:41:04,563 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 195 transitions. [2021-11-21 04:41:04,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:41:04,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:04,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:04,608 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 116 states and 200 transitions. [2021-11-21 04:41:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2021-11-21 04:41:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:41:05,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:05,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:05,999 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:41:07,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:07,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 118 states and 204 transitions. [2021-11-21 04:41:07,017 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 204 transitions. [2021-11-21 04:41:07,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:41:07,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:07,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:07,223 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:09,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:09,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 121 states and 212 transitions. [2021-11-21 04:41:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 212 transitions. [2021-11-21 04:41:09,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:41:09,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:09,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:41:11,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 124 states and 224 transitions. [2021-11-21 04:41:11,186 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 224 transitions. [2021-11-21 04:41:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:41:11,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:11,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:11,212 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:41:11,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2021-11-21 04:41:11,346 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2021-11-21 04:41:11,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:41:11,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:11,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:11,563 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 124 states and 225 transitions. [2021-11-21 04:41:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 225 transitions. [2021-11-21 04:41:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 04:41:12,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:12,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:13,337 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 135 states and 243 transitions. [2021-11-21 04:41:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 243 transitions. [2021-11-21 04:41:17,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 04:41:17,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:17,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:17,863 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:18,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 136 states and 243 transitions. [2021-11-21 04:41:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 243 transitions. [2021-11-21 04:41:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 04:41:18,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:18,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:18,990 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:41:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:19,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 131 states and 232 transitions. [2021-11-21 04:41:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 232 transitions. [2021-11-21 04:41:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 04:41:19,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:19,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:19,637 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:41:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:20,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 133 states and 235 transitions. [2021-11-21 04:41:20,570 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 235 transitions. [2021-11-21 04:41:20,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:41:20,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:20,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:22,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 137 states and 240 transitions. [2021-11-21 04:41:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 240 transitions. [2021-11-21 04:41:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:41:22,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:22,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:22,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:22,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 141 states and 243 transitions. [2021-11-21 04:41:22,242 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 243 transitions. [2021-11-21 04:41:22,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 04:41:22,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:22,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:22,278 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:22,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:22,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 145 states and 246 transitions. [2021-11-21 04:41:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 246 transitions. [2021-11-21 04:41:22,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:41:22,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:22,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:22,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 149 states and 250 transitions. [2021-11-21 04:41:22,599 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 250 transitions. [2021-11-21 04:41:22,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:41:22,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:22,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:23,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2021-11-21 04:41:23,480 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2021-11-21 04:41:23,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 04:41:23,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:23,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:24,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 154 states and 256 transitions. [2021-11-21 04:41:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 256 transitions. [2021-11-21 04:41:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 04:41:24,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:24,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:24,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 158 states and 259 transitions. [2021-11-21 04:41:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 259 transitions. [2021-11-21 04:41:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 04:41:24,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:24,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:24,345 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:41:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:25,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 163 states and 263 transitions. [2021-11-21 04:41:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 263 transitions. [2021-11-21 04:41:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:41:25,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:25,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:29,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:29,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 176 states and 287 transitions. [2021-11-21 04:41:29,556 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 287 transitions. [2021-11-21 04:41:29,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:41:29,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:29,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:30,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:30,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 180 states and 290 transitions. [2021-11-21 04:41:30,102 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 290 transitions. [2021-11-21 04:41:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:41:30,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:30,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:30,142 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:31,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 182 states and 295 transitions. [2021-11-21 04:41:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 295 transitions. [2021-11-21 04:41:31,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:41:31,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:31,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:31,857 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:37,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 195 states and 323 transitions. [2021-11-21 04:41:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 323 transitions. [2021-11-21 04:41:37,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 04:41:37,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:37,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 197 states and 327 transitions. [2021-11-21 04:41:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 327 transitions. [2021-11-21 04:41:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 04:41:38,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:38,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:38,979 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:41:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 212 states and 352 transitions. [2021-11-21 04:41:43,531 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 352 transitions. [2021-11-21 04:41:43,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 04:41:43,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:43,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:41:45,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 217 states and 362 transitions. [2021-11-21 04:41:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 362 transitions. [2021-11-21 04:41:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:41:45,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:45,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:45,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:47,109 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:51,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:51,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 228 states and 379 transitions. [2021-11-21 04:41:51,262 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 379 transitions. [2021-11-21 04:41:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:41:51,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:51,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:51,334 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:52,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 229 states and 379 transitions. [2021-11-21 04:41:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 379 transitions. [2021-11-21 04:41:52,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:41:52,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:52,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:52,966 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 04:41:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 231 states and 382 transitions. [2021-11-21 04:41:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 382 transitions. [2021-11-21 04:41:54,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:41:54,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:54,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:54,192 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:54,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:54,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 235 states and 385 transitions. [2021-11-21 04:41:54,241 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 385 transitions. [2021-11-21 04:41:54,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:41:54,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:54,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:41:54,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:54,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 239 states and 388 transitions. [2021-11-21 04:41:54,335 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 388 transitions. [2021-11-21 04:41:54,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:41:54,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:54,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 243 states and 391 transitions. [2021-11-21 04:41:54,626 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 391 transitions. [2021-11-21 04:41:54,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:41:54,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:54,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:54,863 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:41:54,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:54,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 247 states and 394 transitions. [2021-11-21 04:41:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 394 transitions. [2021-11-21 04:41:54,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:41:54,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:54,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:41:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 251 states and 397 transitions. [2021-11-21 04:41:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 397 transitions. [2021-11-21 04:41:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:41:54,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:54,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:41:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 255 states and 400 transitions. [2021-11-21 04:41:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 400 transitions. [2021-11-21 04:41:55,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:41:55,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:55,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:57,187 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:42:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 421 transitions. [2021-11-21 04:42:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2021-11-21 04:42:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:42:07,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:07,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:42:10,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 270 states and 423 transitions. [2021-11-21 04:42:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 423 transitions. [2021-11-21 04:42:10,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:42:10,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:10,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:10,855 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 5 proven. 41 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:42:17,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 277 states and 441 transitions. [2021-11-21 04:42:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 441 transitions. [2021-11-21 04:42:17,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:42:17,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:17,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:17,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:17,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 281 states and 444 transitions. [2021-11-21 04:42:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 444 transitions. [2021-11-21 04:42:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:42:17,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:17,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:17,732 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 285 states and 447 transitions. [2021-11-21 04:42:17,789 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 447 transitions. [2021-11-21 04:42:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:42:17,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:17,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:24,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:24,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 298 states and 471 transitions. [2021-11-21 04:42:24,184 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 471 transitions. [2021-11-21 04:42:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:42:24,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:24,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:26,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 300 states and 476 transitions. [2021-11-21 04:42:26,440 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 476 transitions. [2021-11-21 04:42:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:42:26,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:26,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:26,496 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 04:42:28,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 303 states and 485 transitions. [2021-11-21 04:42:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 485 transitions. [2021-11-21 04:42:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:42:28,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:28,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:28,965 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 04:42:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:30,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 305 states and 488 transitions. [2021-11-21 04:42:30,648 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 488 transitions. [2021-11-21 04:42:30,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:42:30,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:30,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:30,885 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:42:32,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:32,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 306 states and 490 transitions. [2021-11-21 04:42:32,051 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 490 transitions. [2021-11-21 04:42:32,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 04:42:32,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:32,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:32,666 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:42:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:34,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 311 states and 497 transitions. [2021-11-21 04:42:34,471 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 497 transitions. [2021-11-21 04:42:34,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:42:34,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:34,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 322 states and 514 transitions. [2021-11-21 04:42:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 514 transitions. [2021-11-21 04:42:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:42:43,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:43,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:45,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 323 states and 514 transitions. [2021-11-21 04:42:45,183 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 514 transitions. [2021-11-21 04:42:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:42:45,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:45,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 18 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:42:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 318 states and 507 transitions. [2021-11-21 04:42:53,000 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 507 transitions. [2021-11-21 04:42:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:42:53,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:53,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 04:42:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 322 states and 510 transitions. [2021-11-21 04:42:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 510 transitions. [2021-11-21 04:42:53,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:42:53,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:53,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 04:42:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 326 states and 513 transitions. [2021-11-21 04:42:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 513 transitions. [2021-11-21 04:42:53,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 04:42:53,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:53,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:53,203 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 330 states and 516 transitions. [2021-11-21 04:42:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 516 transitions. [2021-11-21 04:42:53,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 04:42:53,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:53,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:42:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 334 states and 519 transitions. [2021-11-21 04:42:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 519 transitions. [2021-11-21 04:42:53,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:42:53,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:53,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:09,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:09,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 356 states and 562 transitions. [2021-11-21 04:43:09,489 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 562 transitions. [2021-11-21 04:43:09,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:43:09,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:09,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:13,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:13,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 363 states and 574 transitions. [2021-11-21 04:43:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 574 transitions. [2021-11-21 04:43:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:43:13,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:13,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:13,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 367 states and 577 transitions. [2021-11-21 04:43:13,562 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 577 transitions. [2021-11-21 04:43:13,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:43:13,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:13,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:13,777 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 43 proven. 25 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 04:43:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 368 states and 578 transitions. [2021-11-21 04:43:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 578 transitions. [2021-11-21 04:43:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:43:14,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:14,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:14,751 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:43:14,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:14,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 372 states and 581 transitions. [2021-11-21 04:43:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 581 transitions. [2021-11-21 04:43:14,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:43:14,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:14,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:43:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:14,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 376 states and 584 transitions. [2021-11-21 04:43:14,961 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 584 transitions. [2021-11-21 04:43:14,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:43:14,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:14,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:15,300 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:43:17,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:17,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 378 states and 586 transitions. [2021-11-21 04:43:17,235 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 586 transitions. [2021-11-21 04:43:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:43:17,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:17,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:17,519 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:43:19,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 380 states and 591 transitions. [2021-11-21 04:43:19,602 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 591 transitions. [2021-11-21 04:43:19,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:43:19,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:19,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:19,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:19,909 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:43:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 381 states and 594 transitions. [2021-11-21 04:43:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 594 transitions. [2021-11-21 04:43:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 04:43:20,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:20,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 5 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:43:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:24,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 388 states and 600 transitions. [2021-11-21 04:43:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 600 transitions. [2021-11-21 04:43:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:43:24,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:24,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:25,840 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:43:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:32,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 401 states and 624 transitions. [2021-11-21 04:43:32,666 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 624 transitions. [2021-11-21 04:43:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:43:32,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:32,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:32,711 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:43:34,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:34,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 403 states and 629 transitions. [2021-11-21 04:43:34,980 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 629 transitions. [2021-11-21 04:43:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:43:34,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:34,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:35,198 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:43:36,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:36,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 405 states and 634 transitions. [2021-11-21 04:43:36,892 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 634 transitions. [2021-11-21 04:43:36,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:43:36,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:36,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:43:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 406 states and 635 transitions. [2021-11-21 04:43:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 635 transitions. [2021-11-21 04:43:38,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:43:38,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:38,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:41,905 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:43:49,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 417 states and 652 transitions. [2021-11-21 04:43:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 652 transitions. [2021-11-21 04:43:49,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:43:49,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:49,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:50,035 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:43:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 418 states and 652 transitions. [2021-11-21 04:43:52,677 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 652 transitions. [2021-11-21 04:43:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:43:52,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:52,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:52,712 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 422 states and 655 transitions. [2021-11-21 04:43:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 655 transitions. [2021-11-21 04:43:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:43:52,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:52,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 426 states and 658 transitions. [2021-11-21 04:43:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 658 transitions. [2021-11-21 04:43:52,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:43:52,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:52,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:52,905 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:56,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 433 states and 665 transitions. [2021-11-21 04:43:56,559 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 665 transitions. [2021-11-21 04:43:56,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:43:56,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:56,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:56,593 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:56,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 437 states and 668 transitions. [2021-11-21 04:43:56,656 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 668 transitions. [2021-11-21 04:43:56,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:43:56,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:56,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 59 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 441 states and 671 transitions. [2021-11-21 04:43:57,984 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 671 transitions. [2021-11-21 04:43:57,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:43:57,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:57,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:58,254 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:43:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 440 states and 668 transitions. [2021-11-21 04:43:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 668 transitions. [2021-11-21 04:43:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:43:58,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:58,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:58,566 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:43:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 444 states and 673 transitions. [2021-11-21 04:43:59,851 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 673 transitions. [2021-11-21 04:43:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:43:59,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:59,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:44:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 448 states and 678 transitions. [2021-11-21 04:44:01,180 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 678 transitions. [2021-11-21 04:44:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:44:01,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:01,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-21 04:44:13,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 459 states and 700 transitions. [2021-11-21 04:44:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 700 transitions. [2021-11-21 04:44:13,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:44:13,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:13,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:13,693 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 4 proven. 51 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:44:15,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:15,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 460 states and 703 transitions. [2021-11-21 04:44:15,032 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 703 transitions. [2021-11-21 04:44:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 04:44:15,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:15,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:15,087 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:44:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 464 states and 706 transitions. [2021-11-21 04:44:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 706 transitions. [2021-11-21 04:44:15,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 04:44:15,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:15,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:44:15,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:15,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 468 states and 709 transitions. [2021-11-21 04:44:15,271 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 709 transitions. [2021-11-21 04:44:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 04:44:15,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:15,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:15,532 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:44:16,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:16,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 472 states and 712 transitions. [2021-11-21 04:44:16,763 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 712 transitions. [2021-11-21 04:44:16,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:44:16,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:16,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:16,826 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 60 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 04:44:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 480 states and 729 transitions. [2021-11-21 04:44:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 729 transitions. [2021-11-21 04:44:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:44:22,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:22,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:22,409 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 60 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 04:44:30,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:30,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 487 states and 739 transitions. [2021-11-21 04:44:30,432 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 739 transitions. [2021-11-21 04:44:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:44:30,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:30,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:44:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 493 states and 751 transitions. [2021-11-21 04:44:35,413 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 751 transitions. [2021-11-21 04:44:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:44:35,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:35,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:35,644 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:44:37,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:37,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 494 states and 753 transitions. [2021-11-21 04:44:37,091 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 753 transitions. [2021-11-21 04:44:37,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:44:37,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:37,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:44:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:37,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 498 states and 756 transitions. [2021-11-21 04:44:37,266 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 756 transitions. [2021-11-21 04:44:37,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:44:37,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:37,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:37,356 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:44:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 502 states and 759 transitions. [2021-11-21 04:44:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 759 transitions. [2021-11-21 04:44:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:44:37,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:37,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:37,466 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-21 04:44:46,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 521 states and 784 transitions. [2021-11-21 04:44:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 784 transitions. [2021-11-21 04:44:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:44:46,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:46,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:44:56,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:56,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 534 states and 808 transitions. [2021-11-21 04:44:56,659 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 808 transitions. [2021-11-21 04:44:56,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:44:56,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:56,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:44:59,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:59,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 536 states and 813 transitions. [2021-11-21 04:44:59,863 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 813 transitions. [2021-11-21 04:44:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:44:59,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:59,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 80 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:44:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 540 states and 816 transitions. [2021-11-21 04:44:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 816 transitions. [2021-11-21 04:44:59,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:44:59,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:59,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:05,485 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 36 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:45:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 551 states and 833 transitions. [2021-11-21 04:45:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 833 transitions. [2021-11-21 04:45:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:45:15,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:15,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 36 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:45:19,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:19,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 552 states and 833 transitions. [2021-11-21 04:45:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 833 transitions. [2021-11-21 04:45:19,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:45:19,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:19,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 60 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 04:45:23,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:23,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 559 states and 839 transitions. [2021-11-21 04:45:23,459 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 839 transitions. [2021-11-21 04:45:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:45:23,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:23,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 60 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 04:45:23,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:23,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 563 states and 842 transitions. [2021-11-21 04:45:23,608 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 842 transitions. [2021-11-21 04:45:23,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:45:23,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:23,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:23,826 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:45:25,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 564 states and 842 transitions. [2021-11-21 04:45:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 842 transitions. [2021-11-21 04:45:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:45:25,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:25,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:26,468 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:45:47,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:47,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 591 states and 889 transitions. [2021-11-21 04:45:47,096 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 889 transitions. [2021-11-21 04:45:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:45:47,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:47,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:45:52,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 598 states and 899 transitions. [2021-11-21 04:45:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 899 transitions. [2021-11-21 04:45:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:45:52,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:52,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:52,575 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-21 04:45:55,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:55,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 606 states and 907 transitions. [2021-11-21 04:45:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 907 transitions. [2021-11-21 04:45:55,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:45:55,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:55,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:55,071 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-21 04:45:55,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:55,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 610 states and 910 transitions. [2021-11-21 04:45:55,123 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 910 transitions. [2021-11-21 04:45:55,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:45:55,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:55,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-21 04:45:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 614 states and 913 transitions. [2021-11-21 04:45:55,228 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 913 transitions. [2021-11-21 04:45:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:45:55,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:55,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 57 proven. 54 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:46:33,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 631 states and 939 transitions. [2021-11-21 04:46:33,295 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 939 transitions. [2021-11-21 04:46:33,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:46:33,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:33,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:33,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:33,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 635 states and 942 transitions. [2021-11-21 04:46:33,429 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 942 transitions. [2021-11-21 04:46:33,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:46:33,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:33,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:33,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 639 states and 945 transitions. [2021-11-21 04:46:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 945 transitions. [2021-11-21 04:46:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:46:33,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:33,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 36 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:33,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:33,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 643 states and 948 transitions. [2021-11-21 04:46:33,750 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 948 transitions. [2021-11-21 04:46:33,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:46:33,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:33,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:33,868 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 36 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:33,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 647 states and 951 transitions. [2021-11-21 04:46:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 951 transitions. [2021-11-21 04:46:33,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:46:33,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:33,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 04:46:34,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:34,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 651 states and 954 transitions. [2021-11-21 04:46:34,265 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 954 transitions. [2021-11-21 04:46:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:34,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:34,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:36,458 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 88 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 664 states and 978 transitions. [2021-11-21 04:46:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 978 transitions. [2021-11-21 04:46:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:47,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:47,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 88 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:51,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 666 states and 983 transitions. [2021-11-21 04:46:51,590 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 983 transitions. [2021-11-21 04:46:51,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:51,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:51,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:51,633 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:46:51,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:51,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 670 states and 986 transitions. [2021-11-21 04:46:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 986 transitions. [2021-11-21 04:46:51,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:51,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:51,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:46:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 674 states and 989 transitions. [2021-11-21 04:46:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 989 transitions. [2021-11-21 04:46:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:51,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:51,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:51,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:51,924 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:46:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 678 states and 992 transitions. [2021-11-21 04:46:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 992 transitions. [2021-11-21 04:46:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:52,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:52,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:46:57,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 685 states and 998 transitions. [2021-11-21 04:46:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 998 transitions. [2021-11-21 04:46:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:57,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:57,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:57,399 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:46:57,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:57,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 689 states and 1001 transitions. [2021-11-21 04:46:57,473 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1001 transitions. [2021-11-21 04:46:57,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:57,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:57,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 04:46:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 693 states and 1004 transitions. [2021-11-21 04:46:57,577 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1004 transitions. [2021-11-21 04:46:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:46:57,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:57,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:05,877 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 61 proven. 54 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:47:19,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 688 states and 997 transitions. [2021-11-21 04:47:19,870 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 997 transitions. [2021-11-21 04:47:19,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:47:19,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:19,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-21 04:47:19,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 692 states and 1000 transitions. [2021-11-21 04:47:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1000 transitions. [2021-11-21 04:47:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:47:19,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:19,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:48:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 718 states and 1037 transitions. [2021-11-21 04:48:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1037 transitions. [2021-11-21 04:48:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:48:12,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:12,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:13,592 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 27 proven. 142 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:48:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 724 states and 1043 transitions. [2021-11-21 04:48:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1043 transitions. [2021-11-21 04:48:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:48:25,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:25,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:33,260 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 49 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:48:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:48,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 735 states and 1060 transitions. [2021-11-21 04:48:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1060 transitions. [2021-11-21 04:48:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:48:48,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:48,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:48,525 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 49 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:48:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 736 states and 1060 transitions. [2021-11-21 04:48:53,054 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1060 transitions. [2021-11-21 04:48:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:48:53,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:53,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:53,133 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 105 proven. 41 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:49:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 748 states and 1082 transitions. [2021-11-21 04:49:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1082 transitions. [2021-11-21 04:49:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:49:08,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:08,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:09,002 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 105 proven. 41 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:49:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 755 states and 1092 transitions. [2021-11-21 04:49:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1092 transitions. [2021-11-21 04:49:16,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:49:16,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:16,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:16,123 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-21 04:49:25,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 765 states and 1117 transitions. [2021-11-21 04:49:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1117 transitions. [2021-11-21 04:49:25,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:49:25,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:25,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-21 04:49:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 766 states and 1121 transitions. [2021-11-21 04:49:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1121 transitions. [2021-11-21 04:49:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:49:27,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:27,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-21 04:49:29,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 767 states and 1121 transitions. [2021-11-21 04:49:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1121 transitions. [2021-11-21 04:49:29,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:49:29,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:29,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:29,248 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 88 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:49:29,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 771 states and 1124 transitions. [2021-11-21 04:49:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1124 transitions. [2021-11-21 04:49:29,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:49:29,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:29,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 88 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:49:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:29,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 775 states and 1127 transitions. [2021-11-21 04:49:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1127 transitions. [2021-11-21 04:49:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:49:29,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:29,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 12 proven. 134 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-21 04:49:36,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:36,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 780 states and 1133 transitions. [2021-11-21 04:49:36,843 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1133 transitions. [2021-11-21 04:49:36,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:49:36,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:36,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:39,184 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 76 proven. 26 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 04:49:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 775 states and 1125 transitions. [2021-11-21 04:49:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1125 transitions. [2021-11-21 04:49:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:49:46,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:46,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 61 proven. 62 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:50:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:50:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 770 states and 1118 transitions. [2021-11-21 04:50:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1118 transitions. [2021-11-21 04:50:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:50:04,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:50:04,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:50:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:50:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 70 proven. 39 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:50:38,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:50:38,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 783 states and 1138 transitions. [2021-11-21 04:50:38,871 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1138 transitions. [2021-11-21 04:50:38,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:50:38,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:50:38,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:50:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:50:38,975 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 49 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:50:39,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:50:39,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 787 states and 1141 transitions. [2021-11-21 04:50:39,058 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1141 transitions. [2021-11-21 04:50:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:50:39,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:50:39,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:50:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:50:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 49 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:50:39,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:50:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 791 states and 1144 transitions. [2021-11-21 04:50:39,286 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1144 transitions. [2021-11-21 04:50:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:50:39,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:50:39,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:50:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:50:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 120 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:50:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:50:56,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 804 states and 1168 transitions. [2021-11-21 04:50:56,566 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1168 transitions. [2021-11-21 04:50:56,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:50:56,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:50:56,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:50:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:50:56,621 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 120 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:51:01,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:01,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 806 states and 1173 transitions. [2021-11-21 04:51:01,499 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1173 transitions. [2021-11-21 04:51:01,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:51:01,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:01,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:51:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 105 proven. 41 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:51:07,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 813 states and 1179 transitions. [2021-11-21 04:51:07,899 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1179 transitions. [2021-11-21 04:51:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:51:07,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:07,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:51:07,978 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 105 proven. 41 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:51:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:08,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 817 states and 1182 transitions. [2021-11-21 04:51:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1182 transitions. [2021-11-21 04:51:08,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:51:08,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:08,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:51:08,165 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 105 proven. 41 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:51:08,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 821 states and 1185 transitions. [2021-11-21 04:51:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1185 transitions. [2021-11-21 04:51:08,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:51:08,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:08,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:51:08,360 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-21 04:51:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 825 states and 1188 transitions. [2021-11-21 04:51:08,482 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1188 transitions. [2021-11-21 04:51:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:51:08,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:08,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:51:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-21 04:51:08,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 829 states and 1191 transitions. [2021-11-21 04:51:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1191 transitions. [2021-11-21 04:51:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:51:08,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:08,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:51:11,041 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 04:51:43,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:43,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 861 states and 1243 transitions. [2021-11-21 04:51:43,403 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1243 transitions. [2021-11-21 04:51:43,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:51:43,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:43,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:51:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 27 proven. 163 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 04:51:51,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:51:51,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 868 states and 1253 transitions. [2021-11-21 04:51:51,501 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1253 transitions. [2021-11-21 04:51:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:51:51,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:51:51,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:51:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat