./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/TwoWay.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/TwoWay.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6e96af222dc7427442f09a30ad05a811063c14ee1b704442df6b3bb77339a035 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:03:41,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:03:41,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:03:41,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:03:41,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:03:41,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:03:41,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:03:41,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:03:41,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:03:41,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:03:41,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:03:41,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:03:41,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:03:41,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:03:41,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:03:41,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:03:41,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:03:41,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:03:41,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:03:41,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:03:41,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:03:41,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:03:41,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:03:41,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:03:41,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:03:41,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:03:41,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:03:41,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:03:41,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:03:41,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:03:41,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:03:41,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:03:41,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:03:41,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:03:41,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:03:41,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:03:41,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:03:41,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:03:41,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:03:41,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:03:41,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:03:41,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 06:03:41,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:03:41,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:03:41,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:03:41,947 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:03:41,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:03:41,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:03:41,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:03:41,949 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:03:41,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:03:41,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:03:41,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:03:41,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:03:41,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:03:41,957 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:03:41,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:03:41,957 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:03:41,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:03:41,958 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:03:41,958 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:03:41,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:03:41,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:03:41,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:03:41,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:03:41,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:03:41,959 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:03:41,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:03:41,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:03:41,960 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_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e96af222dc7427442f09a30ad05a811063c14ee1b704442df6b3bb77339a035 [2021-11-21 06:03:42,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:03:42,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:03:42,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:03:42,329 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:03:42,329 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:03:42,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-numeric/TwoWay.c [2021-11-21 06:03:42,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/data/29f4c7dac/75fd5ec6aeb541179e140893d39652c8/FLAGcfaad1ca1 [2021-11-21 06:03:42,941 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:03:42,942 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/sv-benchmarks/c/termination-numeric/TwoWay.c [2021-11-21 06:03:42,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/data/29f4c7dac/75fd5ec6aeb541179e140893d39652c8/FLAGcfaad1ca1 [2021-11-21 06:03:43,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/data/29f4c7dac/75fd5ec6aeb541179e140893d39652c8 [2021-11-21 06:03:43,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:03:43,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:03:43,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:03:43,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:03:43,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:03:43,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be7622d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43, skipping insertion in model container [2021-11-21 06:03:43,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:03:43,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:03:43,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:03:43,534 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:03:43,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:03:43,568 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:03:43,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43 WrapperNode [2021-11-21 06:03:43,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:03:43,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:03:43,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:03:43,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:03:43,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,603 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-21 06:03:43,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:03:43,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:03:43,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:03:43,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:03:43,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:03:43,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:03:43,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:03:43,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:03:43,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:03:43,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:03:43,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:03:43,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ef0ad6d-5dde-4854-b975-b5c25c574ae2/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:03:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure twoWay [2021-11-21 06:03:43,700 INFO L138 BoogieDeclarations]: Found implementation of procedure twoWay [2021-11-21 06:03:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:03:43,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:03:43,755 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:03:43,757 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:03:43,938 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:03:43,949 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:03:43,949 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:03:43,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:03:43 BoogieIcfgContainer [2021-11-21 06:03:43,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:03:43,955 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:03:43,955 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:03:43,966 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:03:43,966 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:03:43" (1/1) ... [2021-11-21 06:03:43,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:03:44,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:44,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2021-11-21 06:03:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-11-21 06:03:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:03:44,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:44,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:44,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:44,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 36 transitions. [2021-11-21 06:03:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-21 06:03:44,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:03:44,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:44,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:44,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 41 transitions. [2021-11-21 06:03:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2021-11-21 06:03:44,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:03:44,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:44,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:44,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:45,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 44 transitions. [2021-11-21 06:03:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2021-11-21 06:03:45,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:03:45,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:45,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:45,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:03:45,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 51 transitions. [2021-11-21 06:03:45,511 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2021-11-21 06:03:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:03:45,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:45,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:46,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:46,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 23 transitions. [2021-11-21 06:03:46,056 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-21 06:03:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:46,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:46,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:46,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:46,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:46,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:46,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:46,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:46,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:46,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:46,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:46,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:46,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:46,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:46,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:46,737 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:46,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:46,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:46,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:46,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:46,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:46,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:46,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:46,843 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:46,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:46,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:46,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:46,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:46,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:46,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:46,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:46,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:46,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:46,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:46,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:46,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,224 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,299 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,368 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,509 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:47,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:47,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:47,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:47,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:47,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:47,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:47,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,216 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,530 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,592 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,686 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,801 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:48,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:48,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:48,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:48,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,052 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,182 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,391 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,516 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,572 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,751 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,876 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:49,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:49,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:49,996 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:49,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:49,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,052 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,444 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,558 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,797 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,908 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:50,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:50,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:50,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:50,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:50,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,460 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,511 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,798 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:51,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:51,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:51,959 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:51,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:51,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:51,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:51,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:51,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,013 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,198 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,302 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,405 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,558 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:52,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:52,983 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:52,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:52,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:52,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,135 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,852 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,903 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:53,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:53,955 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:53,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:53,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,005 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,439 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,538 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,590 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,640 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,786 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,839 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:54,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:54,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:54,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,149 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,297 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,403 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,599 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,718 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,867 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:55,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:55,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:55,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,063 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,215 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,312 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,422 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,639 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,690 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,739 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,844 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:56,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:56,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:56,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:56,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,005 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,179 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,282 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,528 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,740 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:57,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:57,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:57,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:57,973 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:57,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:57,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:57,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:57,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,030 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,221 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,318 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,603 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,697 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,753 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,865 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,915 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:58,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:58,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:58,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,012 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,068 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,119 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,181 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,330 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,377 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,424 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,660 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,891 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:03:59,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:03:59,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:59,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:03:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:03:59,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:03:59,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:59,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:03:59,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,572 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,821 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:00,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:00,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:00,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:00,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:00,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,127 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,256 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,425 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,615 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,768 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,823 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,881 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,930 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:01,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:01,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,134 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,191 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,246 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,346 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,584 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,636 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:02,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:02,969 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:02,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:02,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,084 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,457 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,546 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,646 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,716 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,891 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:03,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:03,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:03,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:03,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,115 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,408 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:04,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:04,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:04,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:04,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:04,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,066 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,235 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,480 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,536 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,643 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,815 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:05,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:05,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:05,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:05,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:05,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:05,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,225 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,282 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,503 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,589 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,686 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,803 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:06,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:06,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:06,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:06,968 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:06,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:06,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:06,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:06,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:06,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,015 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,645 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,740 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,850 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:07,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:07,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:07,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:07,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:07,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,190 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,630 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,691 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,796 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:08,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:08,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:08,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:08,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:08,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,523 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,812 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,861 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:09,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:09,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:09,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:09,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,169 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,227 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,273 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,575 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,645 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,739 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:10,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:10,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:10,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,037 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,103 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,293 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,350 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,407 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,466 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,583 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:11,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:11,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:11,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:11,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:11,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:11,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,048 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,196 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,355 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,678 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,872 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:12,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:12,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:12,994 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:12,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,138 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,184 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,333 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,479 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,544 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,915 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:13,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:13,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:13,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:13,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:13,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:04:13,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,195 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,639 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,804 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,867 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,926 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:14,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:14,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:14,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:14,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:14,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:14,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,096 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,532 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,592 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,824 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,883 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,941 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:15,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:15,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:15,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:15,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:15,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:15,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:15,999 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,058 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,173 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,346 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,403 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,460 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,586 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,643 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,692 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,812 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:16,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:16,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:16,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:16,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:16,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:16,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:16,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:16,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,259 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,377 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,898 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,941 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:17,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:17,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:17,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:17,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:17,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,178 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,352 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,719 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,770 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:18,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:18,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:18,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,000 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,044 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,228 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,530 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,718 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,865 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,911 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:19,958 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:19,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:19,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:19,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:19,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,044 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,089 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,136 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,206 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,303 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,350 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,444 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,490 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,536 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,580 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:20,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:20,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:20,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:20,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:20,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,118 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,176 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,584 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,641 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,699 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,756 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:21,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:21,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:21,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:21,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,037 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,258 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,302 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,473 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,824 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:22,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:22,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:22,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:22,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:22,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,098 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,619 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,706 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,858 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,944 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:23,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:23,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,107 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,153 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,248 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,419 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,520 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,733 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,888 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,930 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:24,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:24,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:24,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:24,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:24,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,216 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,274 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,332 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,553 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,747 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,793 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,884 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,936 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:25,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:25,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:25,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:25,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:25,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,307 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,353 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,399 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,490 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,628 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,803 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,845 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:26,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:26,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:26,976 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:26,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:26,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:26,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:26,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:26,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,346 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,407 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,568 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,618 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,666 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,713 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,855 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:27,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:27,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:27,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:27,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,174 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,552 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,682 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,832 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,922 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:28,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:28,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:28,967 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:28,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:28,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:28,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,014 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,195 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,240 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,420 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,553 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,662 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,723 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:04:29,778 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:04:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:29,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-21 06:04:29,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:04:29,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:04:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-21 06:13:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:57,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:57,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:57,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:57,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:57,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:57,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:57,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:57,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:57,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:57,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:57,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:57,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:57,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:57,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:57,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,004 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,086 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,323 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,565 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,648 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,723 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,883 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:58,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:58,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:58,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:58,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,041 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,200 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,676 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,755 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:59,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:13:59,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:13:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:13:59,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:59,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:13:59,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:13:59,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:13:59,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:59,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,154 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,316 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:00,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:00,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:00,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:00,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:00,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:00,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,824 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,904 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:01,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:01,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:01,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:01,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:01,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:01,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,148 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,384 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:02,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:02,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:02,941 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:02,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:02,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:02,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:02,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,103 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,744 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:03,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:03,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:03,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:03,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:03,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,146 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,388 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,470 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,546 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,787 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,870 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:04,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:04,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:04,948 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:04,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:04,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:04,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,028 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,746 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:05,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:05,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:05,993 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:05,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:05,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,470 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:06,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:06,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:06,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:06,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:06,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,752 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,829 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,910 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:07,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:07,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:07,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:07,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:07,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:07,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,067 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,228 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,309 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:08,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:08,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:08,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:08,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,114 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,273 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,353 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,672 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,752 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,914 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:09,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:09,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:09,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:09,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,075 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,155 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,480 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,558 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,639 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,721 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,885 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:10,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:10,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,044 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,604 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:11,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:11,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:11,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,007 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,167 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,817 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,896 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:12,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:12,977 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:12,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,376 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,458 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,536 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,619 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,859 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:13,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:13,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:13,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:13,938 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:13,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:13,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:13,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:13,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,099 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,182 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,268 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,428 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,666 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,908 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:14,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:14,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:14,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:14,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:14,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:14,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:14,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,312 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,470 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,712 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,793 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,871 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:15,957 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:15,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:15,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:15,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,122 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,441 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,522 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,602 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,682 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,763 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,840 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:16,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:16,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:16,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,084 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,165 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,329 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,407 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,489 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,568 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,813 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,898 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:17,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:17,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:17,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:17,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:17,976 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:17,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:17,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:17,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,055 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,296 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,457 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,539 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,617 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,699 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,776 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:18,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:18,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:18,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:18,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,179 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,589 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,746 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:19,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:19,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:19,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:19,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,634 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:20,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:20,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,039 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,367 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,447 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,526 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,849 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:21,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:21,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:21,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:21,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,090 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,253 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,656 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,740 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,821 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:22,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:22,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:22,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:22,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,153 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,312 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,555 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,880 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:23,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:23,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:23,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:23,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:23,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,039 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,203 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,446 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,695 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,777 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:24,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:24,945 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:24,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:24,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:24,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:24,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,104 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,597 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,675 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,837 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:25,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:25,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:25,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:25,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,002 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,083 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,329 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,491 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,897 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:26,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:26,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:26,978 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:26,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:26,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,140 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,302 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,384 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,572 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,895 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:27,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:27,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:27,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:27,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:27,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,303 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,469 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,714 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:28,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:28,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:28,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:28,959 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:28,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:28,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:28,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,043 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,127 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,293 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,371 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,612 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,695 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,861 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:29,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:29,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:29,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:29,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:29,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:29,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,191 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,272 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,349 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,598 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,763 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:30,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:30,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:30,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:30,924 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:30,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:30,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:30,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:30,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:30,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,087 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,248 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,331 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:31,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:31,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:31,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:31,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:31,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:31,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,154 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,316 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,797 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:32,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:32,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:32,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:32,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:32,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,127 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,207 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,370 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,615 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,699 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,779 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,863 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:33,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:33,942 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:33,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:33,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:33,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:33,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,105 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,269 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,432 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,597 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,761 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:34,925 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:34,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:34,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,092 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,335 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,674 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:35,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:35,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:35,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:35,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:35,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:35,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:35,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,249 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,327 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,576 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:36,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:36,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:36,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:36,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,066 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,480 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,665 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,749 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:37,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:37,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,157 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,240 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,321 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,404 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,648 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:38,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:38,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:38,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:38,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:38,981 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:38,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:38,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,148 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,226 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,311 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,474 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,720 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,803 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:39,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:39,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:39,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:39,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,046 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,212 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,377 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,459 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,874 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:40,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:40,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:40,958 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:40,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:40,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:40,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,037 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,200 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,531 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,608 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:41,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:41,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:41,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,183 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,349 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,849 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:42,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:42,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:42,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:42,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,013 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,095 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,258 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,424 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,914 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:43,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:43,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:43,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:43,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:43,998 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:43,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:43,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:43,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,079 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,160 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,326 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,581 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,662 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:44,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:44,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:44,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:44,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:44,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:44,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:44,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:44,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,074 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,482 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,894 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:45,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:45,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:45,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:45,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,308 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,474 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,636 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,718 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,880 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:46,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:46,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:46,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:46,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:46,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,377 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,457 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,706 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:47,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:47,956 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:47,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:47,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:47,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:47,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,123 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,288 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,370 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:48,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:48,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:48,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:48,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,027 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,112 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,274 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,523 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,603 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,858 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:49,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:49,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:49,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:49,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,019 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,351 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,594 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:50,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:50,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:50,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,009 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,094 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,175 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,264 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:51,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:51,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:51,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:51,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:51,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:51,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,345 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,509 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,590 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,674 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,756 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:52,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:52,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:52,922 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:52,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:52,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:52,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:52,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:52,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,253 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,750 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:53,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:53,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:53,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:53,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,244 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,655 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:54,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:54,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:54,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:54,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,655 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,909 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:55,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:55,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:55,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:55,995 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:55,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:55,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,162 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:56,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:56,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:56,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,159 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,322 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,407 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,657 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,822 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:57,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:57,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:57,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:57,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:57,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:57,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:57,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,154 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,406 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,487 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,733 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,904 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:58,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:58,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:58,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:58,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:58,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,237 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,404 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,735 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:59,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:14:59,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:14:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:59,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:14:59,984 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:14:59,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:14:59,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:59,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,151 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,644 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:00,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:00,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:00,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:00,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:00,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,147 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,561 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,809 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,895 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:01,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:01,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:01,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:01,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:01,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:01,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:01,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:01,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,144 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,392 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,726 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:02,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:02,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:02,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:02,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:02,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:02,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,643 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,725 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,805 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:03,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:03,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:03,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:03,974 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:03,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:03,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:04,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:04,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:04,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:04,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:04,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:04,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:04,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:04,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:04,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:04,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:04,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:04,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:04,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:04,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:04,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:04,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:04,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:04,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:04,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:15:04,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:15:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:15:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:04,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-21 06:15:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:15:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:15:04,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:04,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms