./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/toy.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/toy.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:52,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:52,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:52,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:52,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:52,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:52,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:52,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:52,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:52,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:52,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:52,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:52,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:52,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:52,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:52,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:52,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:52,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:52,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:52,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:52,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:52,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:52,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:52,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:52,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:52,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:52,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:52,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:52,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:52,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:52,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:52,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:52,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:52,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:52,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:52,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:52,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:52,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:52,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:52,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:52,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:52,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:37:52,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:52,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:52,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:37:52,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:37:52,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:52,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:52,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:52,977 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:52,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:37:52,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:52,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:52,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:37:52,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:52,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:37:52,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:52,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:37:52,980 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:52,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:37:52,980 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:52,980 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:52,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:52,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:52,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:52,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:52,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:37:52,982 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:37:52,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:37:52,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:37:52,982 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_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b [2021-11-23 01:37:53,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:53,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:53,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:53,315 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:53,316 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:53,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/systemc/toy.cil.c [2021-11-23 01:37:53,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/data/68933bf49/8ddb9d6499d0467ba0a4a7b4bb98afa6/FLAGbd86e05dc [2021-11-23 01:37:53,877 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:53,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/sv-benchmarks/c/systemc/toy.cil.c [2021-11-23 01:37:53,902 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/data/68933bf49/8ddb9d6499d0467ba0a4a7b4bb98afa6/FLAGbd86e05dc [2021-11-23 01:37:54,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/data/68933bf49/8ddb9d6499d0467ba0a4a7b4bb98afa6 [2021-11-23 01:37:54,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:54,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:54,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:54,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:54,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:54,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c31b8ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54, skipping insertion in model container [2021-11-23 01:37:54,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:54,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:54,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/sv-benchmarks/c/systemc/toy.cil.c[697,710] [2021-11-23 01:37:54,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:54,544 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:54,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/sv-benchmarks/c/systemc/toy.cil.c[697,710] [2021-11-23 01:37:54,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:54,611 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:54,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54 WrapperNode [2021-11-23 01:37:54,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:54,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:54,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:54,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:54,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,665 INFO L137 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 362 [2021-11-23 01:37:54,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:54,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:54,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:54,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:54,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:54,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:54,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:54,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:54,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:54" (1/1) ... [2021-11-23 01:37:54,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:54,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:54,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:54,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9578e2b3-982d-49b5-86ed-2b9df55e0f67/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:37:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:54,953 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:54,954 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:55,448 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:55,726 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:55,726 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 01:37:55,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:55 BoogieIcfgContainer [2021-11-23 01:37:55,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:55,730 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:55,730 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:55,740 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:55,741 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:55" (1/1) ... [2021-11-23 01:37:55,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:37:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2021-11-23 01:37:55,806 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2021-11-23 01:37:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:37:55,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:55,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2021-11-23 01:37:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2021-11-23 01:37:56,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:37:56,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2021-11-23 01:37:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2021-11-23 01:37:56,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:37:56,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 49 states and 85 transitions. [2021-11-23 01:37:56,270 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2021-11-23 01:37:56,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:37:56,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2021-11-23 01:37:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2021-11-23 01:37:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:37:56,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2021-11-23 01:37:56,379 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2021-11-23 01:37:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:37:56,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-11-23 01:37:56,488 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-11-23 01:37:56,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:37:56,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:37:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2021-11-23 01:37:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2021-11-23 01:37:56,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:37:56,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2021-11-23 01:37:56,669 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2021-11-23 01:37:56,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:37:56,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:37:56,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2021-11-23 01:37:56,739 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2021-11-23 01:37:56,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:37:56,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:56,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2021-11-23 01:37:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2021-11-23 01:37:56,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:37:56,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:56,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 119 transitions. [2021-11-23 01:37:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2021-11-23 01:37:57,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:57,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 69 states and 121 transitions. [2021-11-23 01:37:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 121 transitions. [2021-11-23 01:37:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:57,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:37:57,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 72 states and 125 transitions. [2021-11-23 01:37:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 125 transitions. [2021-11-23 01:37:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:57,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,553 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 72 states and 124 transitions. [2021-11-23 01:37:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 124 transitions. [2021-11-23 01:37:57,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:57,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 138 transitions. [2021-11-23 01:37:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 138 transitions. [2021-11-23 01:37:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:37:57,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:37:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 78 states and 139 transitions. [2021-11-23 01:37:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 139 transitions. [2021-11-23 01:37:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:37:57,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:37:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 79 states and 140 transitions. [2021-11-23 01:37:57,992 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 140 transitions. [2021-11-23 01:37:57,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:37:57,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:57,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:37:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 80 states and 141 transitions. [2021-11-23 01:37:58,047 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 141 transitions. [2021-11-23 01:37:58,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:37:58,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:37:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 86 states and 149 transitions. [2021-11-23 01:37:58,112 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 149 transitions. [2021-11-23 01:37:58,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:37:58,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,172 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 92 states and 165 transitions. [2021-11-23 01:37:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 165 transitions. [2021-11-23 01:37:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:37:58,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:58,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 93 states and 165 transitions. [2021-11-23 01:37:58,644 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 165 transitions. [2021-11-23 01:37:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:37:58,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 106 states and 196 transitions. [2021-11-23 01:37:59,709 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 196 transitions. [2021-11-23 01:37:59,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:37:59,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,733 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:59,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 114 states and 211 transitions. [2021-11-23 01:37:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 211 transitions. [2021-11-23 01:37:59,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:37:59,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:01,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 128 states and 246 transitions. [2021-11-23 01:38:01,777 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 246 transitions. [2021-11-23 01:38:01,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:38:01,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,830 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 130 states and 248 transitions. [2021-11-23 01:38:02,024 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 248 transitions. [2021-11-23 01:38:02,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:38:02,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:02,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 131 states and 251 transitions. [2021-11-23 01:38:02,392 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 251 transitions. [2021-11-23 01:38:02,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:38:02,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 131 states and 250 transitions. [2021-11-23 01:38:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 250 transitions. [2021-11-23 01:38:02,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:38:02,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,450 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 135 states and 259 transitions. [2021-11-23 01:38:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 259 transitions. [2021-11-23 01:38:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:38:02,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:02,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 141 states and 275 transitions. [2021-11-23 01:38:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 275 transitions. [2021-11-23 01:38:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:38:03,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 145 states and 284 transitions. [2021-11-23 01:38:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 284 transitions. [2021-11-23 01:38:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:38:03,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,035 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 154 states and 310 transitions. [2021-11-23 01:38:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 310 transitions. [2021-11-23 01:38:05,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:38:05,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:06,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 158 states and 321 transitions. [2021-11-23 01:38:06,526 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 321 transitions. [2021-11-23 01:38:06,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:06,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,548 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:06,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 159 states and 326 transitions. [2021-11-23 01:38:06,559 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 326 transitions. [2021-11-23 01:38:06,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:06,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:06,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 161 states and 329 transitions. [2021-11-23 01:38:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 329 transitions. [2021-11-23 01:38:06,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:06,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:07,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 163 states and 332 transitions. [2021-11-23 01:38:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 332 transitions. [2021-11-23 01:38:07,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:07,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,082 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 167 states and 342 transitions. [2021-11-23 01:38:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 342 transitions. [2021-11-23 01:38:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:07,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,371 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 169 states and 344 transitions. [2021-11-23 01:38:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 344 transitions. [2021-11-23 01:38:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:07,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,563 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:38:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 171 states and 345 transitions. [2021-11-23 01:38:07,752 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 345 transitions. [2021-11-23 01:38:07,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:07,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,778 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:07,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 172 states and 346 transitions. [2021-11-23 01:38:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 346 transitions. [2021-11-23 01:38:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:07,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:07,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 172 states and 340 transitions. [2021-11-23 01:38:08,083 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 340 transitions. [2021-11-23 01:38:08,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:08,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,152 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 175 states and 344 transitions. [2021-11-23 01:38:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 344 transitions. [2021-11-23 01:38:08,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:38:08,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:38:08,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 175 states and 343 transitions. [2021-11-23 01:38:08,721 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 343 transitions. [2021-11-23 01:38:08,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:38:08,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:08,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 176 states and 344 transitions. [2021-11-23 01:38:08,772 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 344 transitions. [2021-11-23 01:38:08,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:38:08,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 177 states and 345 transitions. [2021-11-23 01:38:08,838 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 345 transitions. [2021-11-23 01:38:08,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:38:08,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,952 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 181 states and 355 transitions. [2021-11-23 01:38:09,436 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 355 transitions. [2021-11-23 01:38:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:38:09,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:09,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 182 states and 356 transitions. [2021-11-23 01:38:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 356 transitions. [2021-11-23 01:38:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:38:09,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,491 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:09,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 189 states and 363 transitions. [2021-11-23 01:38:09,601 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 363 transitions. [2021-11-23 01:38:09,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:38:09,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,625 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 192 states and 364 transitions. [2021-11-23 01:38:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 364 transitions. [2021-11-23 01:38:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:38:09,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:38:10,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 192 states and 362 transitions. [2021-11-23 01:38:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 362 transitions. [2021-11-23 01:38:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:38:10,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,186 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:10,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 193 states and 362 transitions. [2021-11-23 01:38:10,211 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 362 transitions. [2021-11-23 01:38:10,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:38:10,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,236 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 194 states and 363 transitions. [2021-11-23 01:38:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 363 transitions. [2021-11-23 01:38:10,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:38:10,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 195 states and 363 transitions. [2021-11-23 01:38:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 363 transitions. [2021-11-23 01:38:10,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:38:10,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 204 states and 377 transitions. [2021-11-23 01:38:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 377 transitions. [2021-11-23 01:38:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:38:10,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:10,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 205 states and 377 transitions. [2021-11-23 01:38:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 377 transitions. [2021-11-23 01:38:10,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:38:10,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 209 states and 390 transitions. [2021-11-23 01:38:11,842 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 390 transitions. [2021-11-23 01:38:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:38:11,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 212 states and 393 transitions. [2021-11-23 01:38:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 393 transitions. [2021-11-23 01:38:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:12,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 217 states and 406 transitions. [2021-11-23 01:38:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 406 transitions. [2021-11-23 01:38:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:13,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:13,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:13,474 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 219 states and 408 transitions. [2021-11-23 01:38:14,011 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 408 transitions. [2021-11-23 01:38:14,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:14,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 221 states and 410 transitions. [2021-11-23 01:38:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 410 transitions. [2021-11-23 01:38:14,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:14,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 221 states and 409 transitions. [2021-11-23 01:38:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 409 transitions. [2021-11-23 01:38:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:38:14,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,425 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:38:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 225 states and 416 transitions. [2021-11-23 01:38:14,924 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 416 transitions. [2021-11-23 01:38:14,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:38:14,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 227 states and 418 transitions. [2021-11-23 01:38:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 418 transitions. [2021-11-23 01:38:15,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:38:15,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,028 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:38:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 425 transitions. [2021-11-23 01:38:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 425 transitions. [2021-11-23 01:38:15,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:38:15,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:16,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 239 states and 440 transitions. [2021-11-23 01:38:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 440 transitions. [2021-11-23 01:38:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:38:16,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,493 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:38:16,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 242 states and 443 transitions. [2021-11-23 01:38:16,668 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 443 transitions. [2021-11-23 01:38:16,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:38:16,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:16,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 242 states and 442 transitions. [2021-11-23 01:38:16,734 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 442 transitions. [2021-11-23 01:38:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:16,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:16,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:16,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,761 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 242 states and 438 transitions. [2021-11-23 01:38:17,005 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 438 transitions. [2021-11-23 01:38:17,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:17,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:17,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 243 states and 438 transitions. [2021-11-23 01:38:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 438 transitions. [2021-11-23 01:38:17,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:17,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,075 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:38:17,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 246 states and 440 transitions. [2021-11-23 01:38:17,239 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 440 transitions. [2021-11-23 01:38:17,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:17,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 250 states and 446 transitions. [2021-11-23 01:38:17,719 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 446 transitions. [2021-11-23 01:38:17,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:17,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,744 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 251 states and 446 transitions. [2021-11-23 01:38:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 446 transitions. [2021-11-23 01:38:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:17,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 256 states and 451 transitions. [2021-11-23 01:38:19,383 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 451 transitions. [2021-11-23 01:38:19,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:19,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:20,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 262 states and 460 transitions. [2021-11-23 01:38:20,555 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 460 transitions. [2021-11-23 01:38:20,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:20,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,590 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:20,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 263 states and 459 transitions. [2021-11-23 01:38:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 459 transitions. [2021-11-23 01:38:20,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:38:20,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,767 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 265 states and 461 transitions. [2021-11-23 01:38:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 461 transitions. [2021-11-23 01:38:21,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:38:21,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:21,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 270 states and 471 transitions. [2021-11-23 01:38:21,523 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 471 transitions. [2021-11-23 01:38:21,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:38:21,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:21,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 271 states and 472 transitions. [2021-11-23 01:38:21,918 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 472 transitions. [2021-11-23 01:38:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:38:21,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:22,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 271 states and 470 transitions. [2021-11-23 01:38:22,257 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 470 transitions. [2021-11-23 01:38:22,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:38:22,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:38:22,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 272 states and 471 transitions. [2021-11-23 01:38:22,480 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 471 transitions. [2021-11-23 01:38:22,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:38:22,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:38:22,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 273 states and 472 transitions. [2021-11-23 01:38:22,760 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 472 transitions. [2021-11-23 01:38:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:38:22,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:23,248 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 281 states and 494 transitions. [2021-11-23 01:38:26,256 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 494 transitions. [2021-11-23 01:38:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:38:26,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:27,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 285 states and 501 transitions. [2021-11-23 01:38:27,273 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 501 transitions. [2021-11-23 01:38:27,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:38:27,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,436 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 297 states and 528 transitions. [2021-11-23 01:38:28,902 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 528 transitions. [2021-11-23 01:38:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:38:28,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 300 states and 537 transitions. [2021-11-23 01:38:29,511 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 537 transitions. [2021-11-23 01:38:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:38:29,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,534 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 300 states and 536 transitions. [2021-11-23 01:38:29,791 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 536 transitions. [2021-11-23 01:38:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:38:29,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 301 states and 537 transitions. [2021-11-23 01:38:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 537 transitions. [2021-11-23 01:38:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:38:30,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 309 states and 554 transitions. [2021-11-23 01:38:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 554 transitions. [2021-11-23 01:38:31,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:38:31,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:31,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 311 states and 557 transitions. [2021-11-23 01:38:31,706 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 557 transitions. [2021-11-23 01:38:31,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:38:31,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:31,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,732 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:38:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 316 states and 561 transitions. [2021-11-23 01:38:32,498 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 561 transitions. [2021-11-23 01:38:32,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:38:32,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,525 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:38:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 318 states and 562 transitions. [2021-11-23 01:38:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 562 transitions. [2021-11-23 01:38:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:38:32,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:32,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:32,866 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:38:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 321 states and 567 transitions. [2021-11-23 01:38:33,263 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 567 transitions. [2021-11-23 01:38:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:38:33,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:33,288 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:33,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 321 states and 565 transitions. [2021-11-23 01:38:33,467 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 565 transitions. [2021-11-23 01:38:33,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:38:33,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:33,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:34,405 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:36,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:36,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 325 states and 573 transitions. [2021-11-23 01:38:36,490 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 573 transitions. [2021-11-23 01:38:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:38:36,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:36,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:38:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 326 states and 575 transitions. [2021-11-23 01:38:37,533 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 575 transitions. [2021-11-23 01:38:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:38:37,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:38:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 338 states and 618 transitions. [2021-11-23 01:38:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 618 transitions. [2021-11-23 01:38:41,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:38:41,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,792 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 345 states and 633 transitions. [2021-11-23 01:38:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 633 transitions. [2021-11-23 01:38:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:38:42,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:43,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:43,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 346 states and 634 transitions. [2021-11-23 01:38:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 634 transitions. [2021-11-23 01:38:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:43,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:43,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:44,303 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:50,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:50,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 372 states and 696 transitions. [2021-11-23 01:38:50,376 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 696 transitions. [2021-11-23 01:38:50,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:50,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:50,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:50,400 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:38:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:50,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 373 states and 697 transitions. [2021-11-23 01:38:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 697 transitions. [2021-11-23 01:38:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:50,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:50,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:38:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 374 states and 699 transitions. [2021-11-23 01:38:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 699 transitions. [2021-11-23 01:38:51,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:38:51,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:51,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:51,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:51,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 375 states and 699 transitions. [2021-11-23 01:38:51,468 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 699 transitions. [2021-11-23 01:38:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:38:51,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:51,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:51,488 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:38:51,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 375 states and 697 transitions. [2021-11-23 01:38:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 697 transitions. [2021-11-23 01:38:51,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:38:51,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:51,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:38:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 378 states and 703 transitions. [2021-11-23 01:38:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 703 transitions. [2021-11-23 01:38:52,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:38:52,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:52,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:38:53,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:53,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 380 states and 705 transitions. [2021-11-23 01:38:53,934 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 705 transitions. [2021-11-23 01:38:53,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:38:53,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:53,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:53,956 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:55,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:55,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 386 states and 717 transitions. [2021-11-23 01:38:55,526 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 717 transitions. [2021-11-23 01:38:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:38:55,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:55,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:55,567 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:38:56,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 389 states and 728 transitions. [2021-11-23 01:38:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 728 transitions. [2021-11-23 01:38:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:38:56,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:38:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 391 states and 730 transitions. [2021-11-23 01:38:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 730 transitions. [2021-11-23 01:38:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:38:56,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:38:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 391 states and 726 transitions. [2021-11-23 01:38:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 726 transitions. [2021-11-23 01:38:56,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:38:56,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,984 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:38:57,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 393 states and 729 transitions. [2021-11-23 01:38:57,425 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 729 transitions. [2021-11-23 01:38:57,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:38:57,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:57,450 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:38:58,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 394 states and 729 transitions. [2021-11-23 01:38:58,096 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 729 transitions. [2021-11-23 01:38:58,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:38:58,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:58,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:58,461 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:39:02,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 404 states and 749 transitions. [2021-11-23 01:39:02,075 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 749 transitions. [2021-11-23 01:39:02,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:39:02,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:02,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:02,097 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:39:03,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:03,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 411 states and 757 transitions. [2021-11-23 01:39:03,994 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 757 transitions. [2021-11-23 01:39:03,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:39:03,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:03,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:39:04,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 414 states and 761 transitions. [2021-11-23 01:39:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 761 transitions. [2021-11-23 01:39:04,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:04,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:04,339 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:39:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 414 states and 759 transitions. [2021-11-23 01:39:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 759 transitions. [2021-11-23 01:39:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:04,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:04,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:17,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:17,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 437 states and 824 transitions. [2021-11-23 01:39:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 824 transitions. [2021-11-23 01:39:17,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:17,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:17,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:18,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 439 states and 829 transitions. [2021-11-23 01:39:18,298 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 829 transitions. [2021-11-23 01:39:18,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:18,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,481 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:19,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 441 states and 834 transitions. [2021-11-23 01:39:19,287 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 834 transitions. [2021-11-23 01:39:19,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:19,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 443 states and 839 transitions. [2021-11-23 01:39:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 839 transitions. [2021-11-23 01:39:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:20,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,430 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:21,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 445 states and 846 transitions. [2021-11-23 01:39:21,379 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 846 transitions. [2021-11-23 01:39:21,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:21,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:30,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:30,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 458 states and 888 transitions. [2021-11-23 01:39:30,059 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 888 transitions. [2021-11-23 01:39:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:30,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:30,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:30,379 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:31,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 460 states and 892 transitions. [2021-11-23 01:39:31,523 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 892 transitions. [2021-11-23 01:39:31,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:31,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,541 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:39:31,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 460 states and 891 transitions. [2021-11-23 01:39:31,883 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 891 transitions. [2021-11-23 01:39:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:31,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:31,904 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:39:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 461 states and 892 transitions. [2021-11-23 01:39:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 892 transitions. [2021-11-23 01:39:32,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:39:32,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,283 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 01:39:32,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 462 states and 892 transitions. [2021-11-23 01:39:32,595 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 892 transitions. [2021-11-23 01:39:32,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:39:32,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:39:33,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 464 states and 894 transitions. [2021-11-23 01:39:33,239 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 894 transitions. [2021-11-23 01:39:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:39:33,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:36,339 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 485 states and 951 transitions. [2021-11-23 01:39:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 951 transitions. [2021-11-23 01:39:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:39:47,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:49,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 487 states and 955 transitions. [2021-11-23 01:39:49,710 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 955 transitions. [2021-11-23 01:39:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:39:49,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,728 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:39:50,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 489 states and 957 transitions. [2021-11-23 01:39:50,505 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 957 transitions. [2021-11-23 01:39:50,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:39:50,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,843 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:59,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 497 states and 977 transitions. [2021-11-23 01:39:59,284 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 977 transitions. [2021-11-23 01:39:59,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:39:59,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,015 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:40:17,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 541 states and 1080 transitions. [2021-11-23 01:40:17,375 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1080 transitions. [2021-11-23 01:40:17,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:40:17,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:40:20,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 550 states and 1098 transitions. [2021-11-23 01:40:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1098 transitions. [2021-11-23 01:40:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:40:20,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:20,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:40:21,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:21,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 551 states and 1098 transitions. [2021-11-23 01:40:21,112 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1098 transitions. [2021-11-23 01:40:21,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:40:21,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:21,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:40:21,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:21,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 552 states and 1098 transitions. [2021-11-23 01:40:21,856 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1098 transitions. [2021-11-23 01:40:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:40:21,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:21,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 21 proven. 20 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:40:23,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 554 states and 1099 transitions. [2021-11-23 01:40:23,110 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1099 transitions. [2021-11-23 01:40:23,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:40:23,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:23,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:40:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 555 states and 1100 transitions. [2021-11-23 01:40:23,510 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1100 transitions. [2021-11-23 01:40:23,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:40:23,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:23,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:40:24,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:24,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 556 states and 1100 transitions. [2021-11-23 01:40:24,081 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1100 transitions. [2021-11-23 01:40:24,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:40:24,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:24,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:40:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:24,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 557 states and 1101 transitions. [2021-11-23 01:40:24,580 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1101 transitions. [2021-11-23 01:40:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:40:24,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:24,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:26,491 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 572 states and 1158 transitions. [2021-11-23 01:40:38,430 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1158 transitions. [2021-11-23 01:40:38,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:40:38,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:38,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:38,960 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:39,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 574 states and 1161 transitions. [2021-11-23 01:40:39,994 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1161 transitions. [2021-11-23 01:40:39,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:40:39,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:39,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:40,449 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:43,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 580 states and 1175 transitions. [2021-11-23 01:40:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1175 transitions. [2021-11-23 01:40:43,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:40:43,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:43,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:45,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:45,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 584 states and 1182 transitions. [2021-11-23 01:40:45,510 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1182 transitions. [2021-11-23 01:40:45,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:40:45,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:45,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:47,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 586 states and 1186 transitions. [2021-11-23 01:40:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1186 transitions. [2021-11-23 01:40:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:40:47,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:47,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:09,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:09,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 607 states and 1266 transitions. [2021-11-23 01:41:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1266 transitions. [2021-11-23 01:41:09,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:09,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:09,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:10,367 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:11,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:11,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 609 states and 1270 transitions. [2021-11-23 01:41:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1270 transitions. [2021-11-23 01:41:11,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:11,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:11,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:11,977 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:12,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:12,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 611 states and 1275 transitions. [2021-11-23 01:41:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1275 transitions. [2021-11-23 01:41:12,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:12,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:12,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:20,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 621 states and 1306 transitions. [2021-11-23 01:41:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1306 transitions. [2021-11-23 01:41:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:20,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:20,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:20,507 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:21,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 622 states and 1308 transitions. [2021-11-23 01:41:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1308 transitions. [2021-11-23 01:41:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:21,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:21,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:22,037 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:23,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:23,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 623 states and 1314 transitions. [2021-11-23 01:41:23,225 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1314 transitions. [2021-11-23 01:41:23,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:23,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:23,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:24,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:24,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 625 states and 1319 transitions. [2021-11-23 01:41:24,634 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1319 transitions. [2021-11-23 01:41:24,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:24,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:24,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:24,921 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 20 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 627 states and 1325 transitions. [2021-11-23 01:41:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1325 transitions. [2021-11-23 01:41:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:26,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:26,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 21 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 629 states and 1332 transitions. [2021-11-23 01:41:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1332 transitions. [2021-11-23 01:41:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:28,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:28,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:40,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 641 states and 1386 transitions. [2021-11-23 01:41:40,591 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1386 transitions. [2021-11-23 01:41:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:40,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:40,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:41,168 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:43,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:43,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 643 states and 1394 transitions. [2021-11-23 01:41:43,357 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1394 transitions. [2021-11-23 01:41:43,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:43,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:43,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:43,931 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 645 states and 1403 transitions. [2021-11-23 01:41:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1403 transitions. [2021-11-23 01:41:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:46,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:46,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:46,793 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:47,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 648 states and 1411 transitions. [2021-11-23 01:41:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1411 transitions. [2021-11-23 01:41:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:41:47,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:47,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:48,571 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 650 states and 1418 transitions. [2021-11-23 01:41:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1418 transitions. [2021-11-23 01:41:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:41:50,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:50,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:53,560 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 20 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:04,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:04,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 660 states and 1449 transitions. [2021-11-23 01:42:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1449 transitions. [2021-11-23 01:42:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:04,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:04,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 20 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:06,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 661 states and 1451 transitions. [2021-11-23 01:42:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1451 transitions. [2021-11-23 01:42:06,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:06,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:06,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:06,792 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 20 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:09,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 665 states and 1473 transitions. [2021-11-23 01:42:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1473 transitions. [2021-11-23 01:42:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:09,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:09,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:10,217 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 20 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:19,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 674 states and 1499 transitions. [2021-11-23 01:42:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1499 transitions. [2021-11-23 01:42:19,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:19,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:19,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 20 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:21,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 675 states and 1504 transitions. [2021-11-23 01:42:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1504 transitions. [2021-11-23 01:42:21,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:21,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:21,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:26,212 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 19 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 684 states and 1547 transitions. [2021-11-23 01:42:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1547 transitions. [2021-11-23 01:42:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:40,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 19 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:41,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 687 states and 1556 transitions. [2021-11-23 01:42:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1556 transitions. [2021-11-23 01:42:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:41,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:41,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:41,913 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 19 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 692 states and 1566 transitions. [2021-11-23 01:42:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1566 transitions. [2021-11-23 01:42:45,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:45,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:45,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:45,309 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:42:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 693 states and 1571 transitions. [2021-11-23 01:42:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1571 transitions. [2021-11-23 01:42:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:46,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:46,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:42:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:47,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 694 states and 1578 transitions. [2021-11-23 01:42:47,516 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1578 transitions. [2021-11-23 01:42:47,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:47,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:47,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:42:48,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 695 states and 1581 transitions. [2021-11-23 01:42:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1581 transitions. [2021-11-23 01:42:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:48,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:48,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:42:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 697 states and 1583 transitions. [2021-11-23 01:42:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1583 transitions. [2021-11-23 01:42:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:49,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:49,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:49,731 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:42:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 699 states and 1585 transitions. [2021-11-23 01:42:50,613 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1585 transitions. [2021-11-23 01:42:50,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:42:50,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:50,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:50,626 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:42:51,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 701 states and 1587 transitions. [2021-11-23 01:42:51,604 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1587 transitions. [2021-11-23 01:42:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:42:51,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:51,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:17,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 718 states and 1643 transitions. [2021-11-23 01:43:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1643 transitions. [2021-11-23 01:43:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:43:17,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:17,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:17,899 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:29,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 729 states and 1686 transitions. [2021-11-23 01:43:29,969 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1686 transitions. [2021-11-23 01:43:29,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:43:29,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:29,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:43:44,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 743 states and 1746 transitions. [2021-11-23 01:43:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1746 transitions. [2021-11-23 01:43:44,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:43:44,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:43:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 749 states and 1766 transitions. [2021-11-23 01:43:51,625 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1766 transitions. [2021-11-23 01:43:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:43:51,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:51,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:51,858 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:55,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 753 states and 1782 transitions. [2021-11-23 01:43:55,212 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1782 transitions. [2021-11-23 01:43:55,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:43:55,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:55,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:55,467 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:43:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:56,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 755 states and 1787 transitions. [2021-11-23 01:43:56,868 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1787 transitions. [2021-11-23 01:43:56,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:43:56,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:56,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:59,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 758 states and 1795 transitions. [2021-11-23 01:43:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1795 transitions. [2021-11-23 01:43:59,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:43:59,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:59,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:59,973 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 762 states and 1808 transitions. [2021-11-23 01:44:03,395 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1808 transitions. [2021-11-23 01:44:03,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:03,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:44:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 764 states and 1813 transitions. [2021-11-23 01:44:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1813 transitions. [2021-11-23 01:44:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:04,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:04,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:04,908 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:10,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:10,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 770 states and 1835 transitions. [2021-11-23 01:44:10,710 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1835 transitions. [2021-11-23 01:44:10,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:10,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:10,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:44:12,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:12,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 771 states and 1846 transitions. [2021-11-23 01:44:12,464 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1846 transitions. [2021-11-23 01:44:12,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:12,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:12,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:44:21,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:21,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 779 states and 1878 transitions. [2021-11-23 01:44:21,185 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1878 transitions. [2021-11-23 01:44:21,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:21,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:21,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:44:30,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:30,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 787 states and 1903 transitions. [2021-11-23 01:44:30,065 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1903 transitions. [2021-11-23 01:44:30,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:30,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:30,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:31,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:31,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 789 states and 1911 transitions. [2021-11-23 01:44:31,939 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1911 transitions. [2021-11-23 01:44:31,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:31,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:31,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:33,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 791 states and 1916 transitions. [2021-11-23 01:44:33,398 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1916 transitions. [2021-11-23 01:44:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:33,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:33,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:33,473 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:44:34,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 793 states and 1920 transitions. [2021-11-23 01:44:34,841 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1920 transitions. [2021-11-23 01:44:34,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:34,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:34,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:36,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 795 states and 1925 transitions. [2021-11-23 01:44:36,281 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1925 transitions. [2021-11-23 01:44:36,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:36,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:36,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:44:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 797 states and 1929 transitions. [2021-11-23 01:44:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1929 transitions. [2021-11-23 01:44:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:37,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:37,618 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:39,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 798 states and 1939 transitions. [2021-11-23 01:44:39,233 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1939 transitions. [2021-11-23 01:44:39,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:39,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:39,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:39,302 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:42,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:42,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 800 states and 1948 transitions. [2021-11-23 01:44:42,045 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1948 transitions. [2021-11-23 01:44:42,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:42,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:42,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:43,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 801 states and 1954 transitions. [2021-11-23 01:44:43,705 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1954 transitions. [2021-11-23 01:44:43,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:43,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:43,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:45,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:45,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 802 states and 1961 transitions. [2021-11-23 01:44:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1961 transitions. [2021-11-23 01:44:45,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:45,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:45,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:49,169 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 19 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:57,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 808 states and 1976 transitions. [2021-11-23 01:44:57,806 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1976 transitions. [2021-11-23 01:44:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:57,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 19 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:02,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 810 states and 1978 transitions. [2021-11-23 01:45:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1978 transitions. [2021-11-23 01:45:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:02,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:02,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,631 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 812 states and 1984 transitions. [2021-11-23 01:45:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1984 transitions. [2021-11-23 01:45:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:05,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:05,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:05,338 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:08,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 814 states and 2002 transitions. [2021-11-23 01:45:08,532 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 2002 transitions. [2021-11-23 01:45:08,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:08,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:08,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 19 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:11,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:11,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 815 states and 2009 transitions. [2021-11-23 01:45:11,191 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 2009 transitions. [2021-11-23 01:45:11,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:11,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:11,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 816 states and 2013 transitions. [2021-11-23 01:45:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 2013 transitions. [2021-11-23 01:45:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:12,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:12,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:16,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:16,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 822 states and 2026 transitions. [2021-11-23 01:45:16,688 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 2026 transitions. [2021-11-23 01:45:16,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:16,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:16,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,520 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:41,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:41,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 828 states and 2051 transitions. [2021-11-23 01:45:41,998 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 2051 transitions. [2021-11-23 01:45:41,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:41,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:41,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 830 states and 2065 transitions. [2021-11-23 01:45:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 2065 transitions. [2021-11-23 01:45:45,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:45,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:45,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:46,214 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:49,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:49,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 832 states and 2072 transitions. [2021-11-23 01:45:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 2072 transitions. [2021-11-23 01:45:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:49,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:49,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:52,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 836 states and 2085 transitions. [2021-11-23 01:45:52,390 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 2085 transitions. [2021-11-23 01:45:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:52,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:52,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:52,619 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 837 states and 2089 transitions. [2021-11-23 01:45:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 2089 transitions. [2021-11-23 01:45:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:54,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:54,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:54,374 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:57,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 839 states and 2097 transitions. [2021-11-23 01:45:57,403 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 2097 transitions. [2021-11-23 01:45:57,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:57,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:57,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:59,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 840 states and 2101 transitions. [2021-11-23 01:45:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 2101 transitions. [2021-11-23 01:45:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:45:59,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:59,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:46:00,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 842 states and 2102 transitions. [2021-11-23 01:46:00,812 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 2102 transitions. [2021-11-23 01:46:00,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:46:00,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 41 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:46:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:02,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 846 states and 2112 transitions. [2021-11-23 01:46:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 2112 transitions. [2021-11-23 01:46:02,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:02,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:02,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 848 states and 2120 transitions. [2021-11-23 01:46:04,920 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2120 transitions. [2021-11-23 01:46:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:04,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:04,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,995 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:09,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:09,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 851 states and 2130 transitions. [2021-11-23 01:46:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2130 transitions. [2021-11-23 01:46:09,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:09,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:09,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:09,654 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:11,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 852 states and 2134 transitions. [2021-11-23 01:46:11,216 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 2134 transitions. [2021-11-23 01:46:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:11,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,294 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:12,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 853 states and 2137 transitions. [2021-11-23 01:46:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 2137 transitions. [2021-11-23 01:46:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:12,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:12,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:14,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:14,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 854 states and 2144 transitions. [2021-11-23 01:46:14,358 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2144 transitions. [2021-11-23 01:46:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:14,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:14,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:14,439 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 855 states and 2147 transitions. [2021-11-23 01:46:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2147 transitions. [2021-11-23 01:46:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:15,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,926 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:18,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 859 states and 2160 transitions. [2021-11-23 01:46:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2160 transitions. [2021-11-23 01:46:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:18,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:18,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:19,013 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:20,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 860 states and 2166 transitions. [2021-11-23 01:46:20,634 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 2166 transitions. [2021-11-23 01:46:20,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:20,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:20,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:20,696 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:46:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 861 states and 2168 transitions. [2021-11-23 01:46:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 2168 transitions. [2021-11-23 01:46:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:22,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 19 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 866 states and 2179 transitions. [2021-11-23 01:46:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 2179 transitions. [2021-11-23 01:46:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:43,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:43,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:43,387 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:46:46,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:46,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 868 states and 2192 transitions. [2021-11-23 01:46:46,410 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 2192 transitions. [2021-11-23 01:46:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:46,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:46,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:46,431 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:46:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 869 states and 2195 transitions. [2021-11-23 01:46:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2195 transitions. [2021-11-23 01:46:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:48,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:48,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 42 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:46:48,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:48,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 870 states and 2196 transitions. [2021-11-23 01:46:48,178 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 2196 transitions. [2021-11-23 01:46:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:48,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:48,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:46:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:49,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 872 states and 2198 transitions. [2021-11-23 01:46:49,758 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2198 transitions. [2021-11-23 01:46:49,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:49,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:49,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:49,777 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:46:51,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:51,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 874 states and 2200 transitions. [2021-11-23 01:46:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 2200 transitions. [2021-11-23 01:46:51,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:51,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:51,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:46:53,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 876 states and 2202 transitions. [2021-11-23 01:46:53,104 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 2202 transitions. [2021-11-23 01:46:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:53,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:46:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 878 states and 2204 transitions. [2021-11-23 01:46:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2204 transitions. [2021-11-23 01:46:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:53,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,910 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:46:53,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:53,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 879 states and 2204 transitions. [2021-11-23 01:46:53,942 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 2204 transitions. [2021-11-23 01:46:53,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:53,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:53,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:46:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 880 states and 2204 transitions. [2021-11-23 01:46:55,137 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2204 transitions. [2021-11-23 01:46:55,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:55,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,151 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:46:55,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 881 states and 2204 transitions. [2021-11-23 01:46:55,251 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 2204 transitions. [2021-11-23 01:46:55,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:46:55,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:46:56,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:56,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 882 states and 2206 transitions. [2021-11-23 01:46:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 2206 transitions. [2021-11-23 01:46:56,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:46:56,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:56,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:46:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 883 states and 2208 transitions. [2021-11-23 01:46:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2208 transitions. [2021-11-23 01:46:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:46:58,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:00,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 884 states and 2209 transitions. [2021-11-23 01:47:00,062 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 2209 transitions. [2021-11-23 01:47:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:47:00,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:00,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,923 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 19 proven. 44 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:47:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 886 states and 2214 transitions. [2021-11-23 01:47:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 2214 transitions. [2021-11-23 01:47:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:47:11,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:11,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:13,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 887 states and 2215 transitions. [2021-11-23 01:47:13,419 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2215 transitions. [2021-11-23 01:47:13,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:47:13,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 43 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:13,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 888 states and 2215 transitions. [2021-11-23 01:47:13,582 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2215 transitions. [2021-11-23 01:47:13,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:47:13,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:47:15,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:15,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 889 states and 2215 transitions. [2021-11-23 01:47:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 2215 transitions. [2021-11-23 01:47:15,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:47:15,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:15,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:47:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 909 states and 2255 transitions. [2021-11-23 01:47:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2255 transitions. [2021-11-23 01:47:43,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:47:43,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:47:44,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 893 states and 2198 transitions. [2021-11-23 01:47:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2198 transitions. [2021-11-23 01:47:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:47:44,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 26 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 909 states and 2246 transitions. [2021-11-23 01:48:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2246 transitions. [2021-11-23 01:48:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:48:16,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,284 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 26 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:30,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 918 states and 2285 transitions. [2021-11-23 01:48:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 2285 transitions. [2021-11-23 01:48:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:48:30,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:30,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.