./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/TwoWay.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL --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 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:12:08,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:12:08,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:12:08,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:12:08,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:12:08,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:12:08,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:12:08,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:12:08,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:12:08,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:12:08,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:12:08,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:12:08,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:12:08,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:12:08,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:12:08,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:12:08,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:12:08,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:12:08,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:12:08,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:12:08,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:12:08,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:12:08,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:12:08,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:12:08,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:12:08,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:12:08,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:12:08,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:12:08,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:12:08,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:12:08,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:12:08,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:12:08,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:12:08,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:12:08,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:12:08,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:12:08,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:12:08,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:12:08,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:12:08,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:12:08,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:12:08,797 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-25 07:12:08,821 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:12:08,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:12:08,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:12:08,823 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:12:08,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:12:08,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:12:08,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:12:08,824 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:12:08,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:12:08,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:12:08,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:12:08,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:12:08,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:12:08,825 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:12:08,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:12:08,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:12:08,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:12:08,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:12:08,827 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:12:08,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:12:08,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:12:08,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:12:08,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:12:08,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:12:08,828 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:12:08,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:12:08,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:12:08,829 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_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e96af222dc7427442f09a30ad05a811063c14ee1b704442df6b3bb77339a035 [2021-11-25 07:12:09,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:12:09,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:12:09,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:12:09,133 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:12:09,134 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:12:09,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/termination-numeric/TwoWay.c [2021-11-25 07:12:09,201 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/data/f72ea1e09/158bb8c8cce84d26bd4c214d5ddcce4f/FLAG6d121d915 [2021-11-25 07:12:09,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:12:09,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/sv-benchmarks/c/termination-numeric/TwoWay.c [2021-11-25 07:12:09,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/data/f72ea1e09/158bb8c8cce84d26bd4c214d5ddcce4f/FLAG6d121d915 [2021-11-25 07:12:10,027 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/data/f72ea1e09/158bb8c8cce84d26bd4c214d5ddcce4f [2021-11-25 07:12:10,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:12:10,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:12:10,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:12:10,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:12:10,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:12:10,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb36a67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10, skipping insertion in model container [2021-11-25 07:12:10,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:12:10,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:12:10,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:12:10,264 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:12:10,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:12:10,308 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:12:10,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10 WrapperNode [2021-11-25 07:12:10,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:12:10,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:12:10,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:12:10,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:12:10,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,344 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2021-11-25 07:12:10,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:12:10,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:12:10,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:12:10,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:12:10,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:12:10,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:12:10,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:12:10,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:12:10,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:12:10,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:12:10,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:12:10,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9034a25-95cf-4354-9796-880ad6b183f7/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:12:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure twoWay [2021-11-25 07:12:10,489 INFO L138 BoogieDeclarations]: Found implementation of procedure twoWay [2021-11-25 07:12:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:12:10,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:12:10,536 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:12:10,538 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:12:10,678 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:12:10,692 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:12:10,693 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:12:10,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:12:10 BoogieIcfgContainer [2021-11-25 07:12:10,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:12:10,710 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:12:10,710 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:12:10,736 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:12:10,737 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:12:10" (1/1) ... [2021-11-25 07:12:10,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:12:10,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2021-11-25 07:12:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-11-25 07:12:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:12:10,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:10,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:11,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:11,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 36 transitions. [2021-11-25 07:12:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-25 07:12:11,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:12:11,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:11,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:11,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 41 transitions. [2021-11-25 07:12:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2021-11-25 07:12:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:12:11,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:11,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:11,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 44 transitions. [2021-11-25 07:12:11,777 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2021-11-25 07:12:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:12:11,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:11,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:11,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:12,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 49 transitions. [2021-11-25 07:12:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2021-11-25 07:12:12,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:12:12,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:12,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:12,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:12:12,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 23 transitions. [2021-11-25 07:12:12,434 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-25 07:12:12,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:12,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:12,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:12,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:12,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:12,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:12,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:12,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:12,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:12,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:12,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:12,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,133 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,480 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,661 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:13,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:13,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:13,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:13,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:13,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:13,995 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:13,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:13,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:13,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,287 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,529 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,742 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,792 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,843 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:14,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:14,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:14,951 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:14,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:14,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:14,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:14,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:14,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,003 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,053 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,103 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,614 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,712 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,764 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,930 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:15,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:15,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:15,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:15,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,026 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,170 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,392 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,501 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,555 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,714 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,919 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:16,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:16,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:16,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:16,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:16,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:16,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,421 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,473 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,634 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,739 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,792 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:17,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:17,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:17,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:17,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:17,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:17,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:17,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:17,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,216 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,371 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,466 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,737 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:18,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:18,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:18,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:18,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:18,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:18,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,095 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,140 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,317 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,363 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,562 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,655 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,709 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,811 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:19,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:19,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:19,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:19,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:19,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:19,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:19,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:19,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,187 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,294 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,823 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,868 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,927 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:20,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:20,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:20,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:20,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:20,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,037 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,471 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,542 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,664 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,915 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:21,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:21,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:21,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:21,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:21,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,102 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,156 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,208 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,266 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,361 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,422 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,476 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,640 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,689 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,739 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,799 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:22,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:22,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:22,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:22,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,076 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,169 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,306 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,460 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,607 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,697 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,798 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,843 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,900 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:23,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:23,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:23,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:23,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:23,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,117 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,165 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,211 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,257 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,669 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,813 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,914 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:24,970 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:24,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:24,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:24,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:24,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:24,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,010 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,171 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,299 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,344 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,565 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,608 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,652 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,758 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,886 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,931 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:25,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,167 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,256 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,391 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,488 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,593 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,742 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,884 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,928 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:26,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,039 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,148 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,248 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,530 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,634 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,808 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,905 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:27,963 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:27,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,020 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,255 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,417 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,627 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,765 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:28,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:28,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:28,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:28,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:28,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:28,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:28,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,030 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,083 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,134 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,731 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,904 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:29,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:29,983 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:29,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,138 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,178 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,385 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,440 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,676 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,727 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,785 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:30,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:30,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:30,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,046 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,105 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,156 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,209 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,495 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,542 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,723 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,767 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,810 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,854 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,899 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,944 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:31,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:31,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:31,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,033 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,119 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,208 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,252 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,340 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,386 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,773 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,916 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:32,960 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:32,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:32,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,007 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,053 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,098 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,258 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,304 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,398 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,497 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,705 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,808 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,910 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:33,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:33,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:33,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:33,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,012 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,059 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,101 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,266 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,311 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,403 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,548 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,592 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,635 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,679 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,908 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:34,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:34,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:34,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,043 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,316 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,617 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,725 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,777 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,826 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,926 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:35,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,062 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,198 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,358 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,516 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,745 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,922 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:36,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:36,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:36,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:36,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:36,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,011 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,144 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,198 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,242 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,381 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,851 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:37,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:37,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:37,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:37,993 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:37,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,138 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,331 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,419 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,552 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,596 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,664 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,773 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:38,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:38,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:38,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,362 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,565 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,748 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,792 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,879 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:39,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,013 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,064 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,107 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,197 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,244 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,557 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,602 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,647 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,690 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,822 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,923 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:40,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:40,966 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:40,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:40,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,275 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,321 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,454 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,560 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,722 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,779 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,833 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,892 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:41,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:41,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,053 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,275 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,383 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,435 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,543 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,596 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,813 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:42,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:42,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,145 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,252 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,306 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,465 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,667 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,753 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:43,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,069 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,112 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,156 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,286 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,373 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,418 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,778 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:44,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:44,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:44,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:44,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:44,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:44,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:44,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:44,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:44,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,120 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,388 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,432 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,579 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,678 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,724 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,858 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:45,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:45,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:45,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,031 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,119 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,294 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,343 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,388 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,474 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,652 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,824 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,953 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:46,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,139 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,195 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,306 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,361 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,481 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,642 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,851 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:47,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:47,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:47,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,072 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,126 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,180 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,398 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,591 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:48,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,176 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,385 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,435 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,536 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:49,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:49,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:49,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:49,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,271 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,364 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,403 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,583 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,797 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,838 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:50,980 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:50,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:50,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,028 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,088 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,371 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,543 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,804 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:51,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:51,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:51,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,018 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,245 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,332 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,421 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,464 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,593 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,635 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,853 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,896 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,939 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:12:52,983 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:12:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:12:52,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:53,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:53,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:53,037 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. [2021-11-25 07:22:21,902 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:21,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:21,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:21,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:21,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:21,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:21,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:21,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,162 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,761 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,848 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:22,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:22,933 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:22,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:22,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:22,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:22,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:22,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,105 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,192 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,279 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,715 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,888 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:23,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:23,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:23,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:23,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:23,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,405 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,746 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,828 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,913 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:24,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:24,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:24,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:24,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:24,999 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:24,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:24,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:24,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,083 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,171 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,775 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,861 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:25,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:25,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:25,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:25,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,121 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,294 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,470 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,558 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,646 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,733 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,912 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:26,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:26,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:26,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:26,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:26,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:26,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:26,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:26,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:26,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,420 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,593 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:27,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:27,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:27,943 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:27,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:27,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:27,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:27,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,030 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,379 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,731 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:28,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:28,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:28,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:28,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:28,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:28,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,337 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,424 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,511 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:29,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:29,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:29,951 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:29,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:29,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:29,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:29,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,212 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,303 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,476 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,563 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,736 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,822 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:30,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:30,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:30,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:30,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:30,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:30,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,080 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,444 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,795 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:31,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:31,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:31,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:31,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:31,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:31,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:31,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:32,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:32,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:32,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:32,935 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:32,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:32,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:32,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:32,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,197 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,727 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:33,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:33,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:33,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:33,987 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:33,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:33,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,074 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,579 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,667 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,841 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:34,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:34,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:34,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,104 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,279 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,630 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,716 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,803 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:35,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:35,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:35,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:35,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:35,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:35,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,236 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,585 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,847 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:36,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:36,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:36,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:36,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:36,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:36,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:36,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,289 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,547 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,714 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,800 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,888 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:37,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:37,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:37,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:37,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:37,977 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:37,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:37,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,326 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,413 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,499 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,674 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,762 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,853 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:38,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:38,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:38,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:38,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:38,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:38,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,026 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,286 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,549 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,725 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,900 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:39,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:39,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:39,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:39,988 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:39,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:39,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:39,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,252 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,340 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,608 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:40,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:40,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:40,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:40,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:40,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,133 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,395 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,571 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,749 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:41,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:41,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:41,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:41,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:41,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,717 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,806 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:42,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:42,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:42,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:42,981 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:42,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:42,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,425 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,516 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,607 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,876 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:43,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:43,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:43,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:43,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:43,969 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:43,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:43,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,495 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,583 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,670 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,758 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,846 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:44,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:44,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:44,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:44,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,023 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,110 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,360 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,437 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,614 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,707 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,796 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:45,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:45,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:45,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:45,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:45,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,613 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,702 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,881 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:46,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:46,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:46,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:46,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:46,970 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:46,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:46,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:46,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,326 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,419 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,507 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,684 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,772 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:47,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:47,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:47,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:47,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:47,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:47,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,126 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,213 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,476 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,654 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,831 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:48,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:48,919 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:48,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:48,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:48,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:48,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,097 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,278 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,896 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:49,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:49,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:49,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:49,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:49,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:49,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,074 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,163 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,341 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,431 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,698 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:50,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:50,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:50,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:50,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,521 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,698 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,875 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:51,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:51,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:51,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:51,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:51,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:51,964 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:51,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:51,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:51,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,054 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,322 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,770 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,856 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:52,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:52,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:52,938 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:52,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:52,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:52,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:52,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,015 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,183 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,353 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,438 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,524 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,611 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:53,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:53,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:53,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:53,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:53,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:53,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,126 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,216 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,397 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,484 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,573 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,841 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:54,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:54,930 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:54,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:54,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:54,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:54,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:54,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,019 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,197 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,640 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,819 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:55,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:55,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:55,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:55,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:55,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:55,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:55,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:55,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,090 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:56,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:56,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:56,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:56,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:56,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,244 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,779 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:57,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:57,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:57,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:57,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:57,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:57,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:57,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,049 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,137 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,226 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,668 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,847 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:58,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:58,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:58,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:58,936 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:58,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:58,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:58,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:58,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,025 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,202 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,290 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,650 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,826 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:22:59,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:22:59,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:22:59,915 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:22:59,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:22:59,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:59,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:22:59,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,179 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,267 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:00,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:00,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:00,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:00,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:00,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:00,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,244 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,594 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,682 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,859 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:01,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:01,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:01,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:01,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:01,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:01,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,122 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,476 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,653 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,740 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,829 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:02,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:02,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:02,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:02,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:02,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:02,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:02,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:02,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,907 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:03,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:03,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:03,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:03,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:03,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:03,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:03,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,086 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,444 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,804 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:04,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:04,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:04,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:04,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:04,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:04,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:04,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,159 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,335 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,423 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,508 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,778 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:05,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:05,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:05,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:05,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:05,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:05,955 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:05,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:05,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:05,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,136 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,499 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,586 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,675 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,764 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,853 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:06,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:06,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:06,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:06,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:06,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,032 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,299 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,387 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:07,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:07,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:07,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:07,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:07,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,284 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,373 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,728 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,817 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,906 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:08,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:08,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:08,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:08,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:08,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:08,994 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:08,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:08,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,083 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,173 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,262 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,531 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:09,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:09,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:09,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:09,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:09,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:09,978 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:09,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:09,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,073 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:10,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:10,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:10,965 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:10,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:10,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:10,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,054 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,143 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,319 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,322 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,598 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:11,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:11,962 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:11,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,142 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,498 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,587 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:12,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:12,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:12,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:12,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:12,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:12,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,037 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,126 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,665 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,753 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,840 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:13,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:13,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:13,927 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:13,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:13,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:13,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:13,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,194 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,460 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,641 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,909 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:14,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:14,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:14,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:14,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:14,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,182 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,277 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,367 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,546 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,635 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,815 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,904 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:15,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:15,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:15,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:15,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:15,994 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:15,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:15,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,085 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,175 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,266 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,445 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,535 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,713 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,888 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:16,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:16,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:16,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:16,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:16,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:16,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:16,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,247 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,516 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:17,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:17,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:17,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:17,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:17,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:17,966 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:17,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:17,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:17,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,235 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,325 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,415 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,780 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,871 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:18,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:18,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:18,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:18,961 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:18,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:18,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,052 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,141 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,501 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,590 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,770 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,860 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:19,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:19,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:19,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:19,950 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:19,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:19,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:19,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:19,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,040 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,223 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,404 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,493 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:20,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:20,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:20,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:20,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:20,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,214 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,433 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:21,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:21,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:21,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:21,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:21,979 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:21,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:21,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:21,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,070 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,346 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,436 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,525 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,615 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,704 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,893 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:22,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:22,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:22,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:22,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:22,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:22,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,251 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,432 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,522 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,604 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:23,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:23,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:23,951 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:23,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:23,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:23,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:23,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,043 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,139 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,772 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,864 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:24,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:24,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:24,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:24,955 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:24,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,776 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,867 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:25,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:25,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:25,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:25,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,143 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,324 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,775 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:26,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:26,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:26,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:26,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:26,957 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:26,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:26,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:26,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,319 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,591 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,686 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:27,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:27,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:27,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:27,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:27,957 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:27,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:27,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:27,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,139 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,320 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,592 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,774 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,864 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:28,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:28,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:28,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:28,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:28,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,045 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,136 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,405 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,590 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,769 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:29,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:29,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:29,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,131 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,221 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,401 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:30,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:30,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:30,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:30,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,108 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,570 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:31,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:31,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:31,932 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:31,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:31,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:31,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:31,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:31,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,206 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,386 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,658 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,750 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,841 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:32,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:32,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:32,943 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:32,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:32,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:32,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:32,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,039 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,130 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,401 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,582 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,855 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:33,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:33,946 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:33,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:33,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:33,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:33,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:33,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:34,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:34,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:34,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:34,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:34,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:34,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:34,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:34,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:34,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:34,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:34,129 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:34,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:34,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:34,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:34,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:34,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:34,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:34,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:34,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:34,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:34,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:23:34,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:23:34,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2021-11-25 07:23:34,305 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-25 07:23:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:23:34,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:34,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:34,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:23:34,350 INFO L286 TraceCheckSpWp]: Computing forward predicates...